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Chan, Sean --- "Competition law or competition between special interest groups? The accountability deficit in the Commerce Commission's market study power" [2023] NZLawStuJl 5; (2023) 4 NZLSJ 59

Last Updated: 7 April 2024

Competition Law or Competition between Special Interest Groups? The Accountability Deficit in the Commerce Commission’s Market Study Power

SEAN CHAN[*]

Abstract—The Commerce Commission’s market study into the retail grocery sector faced significant criticism from the media due to its perceived backtrack on the draft report recommendations aimed at promoting competition in New Zealand’s grocery market duopoly. This article argues that the Commerce Commission’s market study power under pt 3A of the Commerce Act 1986 represents a departure from the Commission’s traditional competition and fair trading functions and brings the Commission into the policymaking arena. As such, there are concerns about the democratic legitimacy of these functions. Focusing on the market study into the retail grocery sector, this article reveals that the market study process favours organised industry groups at the expense of disparate consumer groups. These findings underscore the need to reinforce the Commission’s accountability in exercising the market study power. By applying Mark Bovens’ accountability framework, this article argues that the market study process inadequately represents the interests of consumer groups affected by this regulatory power and therefore falls short from a democratic perspective of accountability.

  1. INTRODUCTION

“ComCom report ‘weak’”[1]The National Business Review

“Commerce Commission’s supermarkets softly-softly makes life harder for Government”[2] – Stuff

“Final supermarket report a big backdown ...”[3]The New Zealand Herald

“Commerce Commission gutlessly capitulates to Supermarket Duopoly”[4]The Daily Blog

“New Zealand’s supermarket duopoly lives to profit another day”[5]The Spinoff

“Supermarkets win in the end”[6] – Democracy Project
In recent years, concerns about the high cost of living have dominated headlines. Grocery prices, in particular, have substantially increased as a result of post-Covid inflation. Recognising the need to address the growing public outcry, the Minister of Commerce and Consumer Affairs (the Minister), the Hon David Clark MP, initiated a market study in November 2020 to investigate whether competition within the retail grocery sector was benefiting consumers effectively.[7] Two years later, the Commerce Commission (the Commission) released its final report on the market study into the retail grocery sector, which was met with widespread condemnation for failing to live up to its aspirational potential. Many observers were disappointed with the Commission’s backtrack on its initial draft recommendations, which were perceived as having the potential to significantly transform the state of competition in the supermarket industry. Moreover, the diluted final report was seen as letting the two dominant supermarket chains off the hook—despite the Commission’s conclusion that they formed a formidable anti-competitive duopoly.
To understand how this situation unfolded, it is necessary to return to July 2021, when the Commission published its draft market study report. The Commission recommended taking bold action to support the entry of a third supermarket player into the market. It found, among other things, that the retail grocery market was a “duopoly with a fringe of other competitors” dominated by Foodstuffs (New World, Pak’nSave and Four Square) and Woolworths (Countdown, FreshChoice and SuperValue).[8] The Commission also identified that this duopoly was detrimental to consumers, resulting in higher grocery prices compared to a competitive market and international standards.[9] Consequently, the Commission proposed several options to enhance competition—the most significant being the direct stimulation of retail competition. The Commission envisioned that it could achieve this either by the government facilitating a new supermarket entrant through a competitive tender process or requiring the supermarkets to divest some of their existing stores to support the establishment of a third supermarket chain.[10]
The entry of a third competitor to break up a duopoly is not unprecedented in New Zealand. For example, 2Degrees formed to challenge the Vodafone/Telecom duopoly in the telecommunications sector. However, while private sector action to enter a third competitor is not uncommon, direct government intervention to facilitate a new market entrant to promote competition is unprecedented.[11] Indeed, this proved to be a step too far for the Commission. In its final report, the Commission recanted from its recommendations to directly stimulate retail competition, drawing criticism from observers. Despite acknowledging the duopolistic nature of the market, the Commission concluded that a new government-facilitated entrant would likely encounter challenges in terms of entry or expansion, similar to those of other potential entrants.[12]
Analysing the specific justifications behind the report’s findings is beyond the scope of this article. Instead, I consider how the Commission’s market study process could be improved to give consumers a greater voice, allowing the Commission to give proper weight to the consumer perspective and potentially avoid heavy public backlash in the future. There is a noticeable lack of commentary on the Commission’s power to conduct market studies. Despite at least 45 countries having a similar market study power, former Commerce Commissioner Donal Curtin could only find one academic article concerning market studies.[13] Yet, market studies are worth analysing. It is arguably uncommon to ask a competition regulator to formulate policy that considers both competition and non-competition objectives. This unique aspect of the market study power sets it apart from the Commission’s traditional functions related to competition and fair trading. Applying a public law lens, it is important to scrutinise whether the Commission possesses the democratic and constitutional mandate to undertake this bold new function. Ultimately, this article seeks to highlight the need for proper accountability mechanisms concerning the market study power to ensure democratic legitimacy in the eyes of the public.
By exploring these concepts within the context of the grocery market study, this article concludes that (i) the market study process demands greater accountability measures than the Commission’s other functions; (ii) without substantive changes, the market study process will continue to favour powerful industry actors at the expense of vulnerable consumer groups; and (iii) the implementation of stronger accountability mechanisms would enhance the democratic legitimacy of the process and minimise the risk of industry domination.
Part II of this article discusses how the market study power differs from the Commission’s other functions. Part III highlights why these differences demand the establishment of clear accountability mechanisms for the market study power. Part IV details how the market study process currently favours enabling and elevating regulated industries over consumers, before applying the theory of interest-group pluralism to demonstrate that regulated industry actors enjoy greater voice and access to the market study process than consumers. Then, Part V discusses the need for strong accountability mechanisms to monitor and prevent industry groups from exerting undue dominance over the market study process, before employing Mark Bovens’ accountability framework to propose several recommendations aimed at improving accountability in the market study process.

  1. THE MARKET STUDY POWER

The Commerce Amendment Act 2018 inserted pt 3A into the Commerce Act 1986 (the Act), which grants the Commission the power to carry out market studies (called “competition studies” in the legislation).[14] Market studies have become a globally prevalent approach employed by competition authorities to promote competition. These studies empower competition authorities to examine various aspects of a market, including its structure, the behaviours and practices of marketplace participants, and the barriers hindering a competitive environment.[15] By international standards, New Zealand was late in adopting the market study power. A 2015 study found that at least 45 competition agencies internationally had the power to conduct market studies.[16]
The Act defines a market study as a “study of any factors that may affect competition for the supply or acquisition of goods or services”.[17] The overriding aim of market studies is the same as the purpose of the Act itself, that is, to “promote competition in markets for the long-term benefit of consumers within New Zealand”.[18] The remainder of Part II discusses how the market study power operates in New Zealand. Part III subsequently illustrates how the market study power deviates from the Commission’s competition law functions, demanding stronger accountability mechanisms.

  1. New Zealand’s market study model

Before 2018, the Commission conducted various ad hoc market studies without the explicit statutory power to do so.[19] These studies occurred despite the Court of Appeal’s 1994 decision in Commerce Commission v Telecom Corp of New Zealand Ltd, which found that the Commission’s incidental powers under the Commerce Act did not extend to “conducting an inquiry and publishing a report ... otherwise than when determining an application before the Commission”.[20] However, following the Act’s insertion of pt 3A, the market study model now expressly delegates power to the Commission, consistent with market study powers in comparable jurisdictions.[21]
Market studies can be initiated by either the Commission or the Minister if either considers it to be “in the public interest to do so”.[22] The term “public interest” is not defined in the Act, which is concerning given it is the only formal legal constraint on the exercise of the market study power. However, the Commission’s market study guidelines suggest it will consider the public interest with reference to its purpose of “promot[ing] competition in markets for the long-term benefit of consumers”.[23] According to the Commission, relevant factors likely to be considered to determine whether a market study is in the “public interest” include whether:[24]

(a) there are indications that the market may not be working as competitively as it could be;

(b) the particular conduct of concern can be considered under another part of the Act or another statute; and

(c) the Commission is or is not best placed to carry out the study.

The Act imposes few procedural requirements on conducting market studies. First, the party that initiated the market study (either the Commission or Minister) must prescribe the terms of reference and the date of publication for the final report by notice in the Gazette.[25] The terms of reference specify the goods or services to which the study relates and describe the scope of the study.[26] The terms may also prescribe the parties and organisations that the Commission must consult as part of the study.[27]
Secondly, the Commission must release a public draft report and allow a reasonable time for comments.[28] When preparing its final report, the Commission must have regard to any comments received on the draft report.[29] While the Act contemplates the draft report as the primary point of formal engagement with industry stakeholders, in practice, the Commission engages the industry throughout the market study process. To the extent that the study involves an industry or market where the Commission lacks prior knowledge, stakeholder involvement throughout the process “helps input into the [study’s] scope, analysis and recommendations”.[30] Regular stakeholder engagement also helps the Commission “identify pertinent questions and information sources”, avoid “errors or misinterpretations of evidence”, understand the workability of potential recommendations and take a “broader and sounder view of the sector”.[31]
The Commission typically adopts a less adversarial and legalistic approach to its involvement of stakeholders in market studies compared to its enforcement actions. This approach aims to foster “buy-in” of the Commission’s ultimate recommendations.[32] While the Commission prefers to acquire information voluntarily from stakeholders, it reserves the power to compel confidential and commercially sensitive information from parties under s 98 of the Act.[33] Section 98 grants the Commission the power to require a person to supply them with information, documents or evidence.[34] A limitation on this is that the Commission must consider that exercising its powers is “necessary or desirable for the purposes of carrying out its functions and exercising its powers under this Act”.[35] However, these powers are broad in scope and subject to few formal limitations.
Once the Commission has prescribed the terms of reference and produced a draft report, it must then publish a final report with its findings consistent with the date indicated in the terms of reference.[36] Like most international competition authorities, the Commission uses an advisory model for market studies.[37] Under the advisory model, the Commission’s recommendations are not binding until further action is taken by the government.[38] The primary objective of these recommendations is to enhance competition. They may propose modifications to legislation, policies or practices of the central or local government, regulatory policies or practices, the conduct of market participants, and the implementation of further monitoring mechanisms.[39] However, the Commission is not required to make recommendations.[40] For example, the Commission could instigate a market study to “refute mistaken public assumptions that anti-competitive behaviour is taking place, most notably in cases of price increases”.[41]
The government must respond to any recommendations from the final report. Section 51E of the Act requires the Minister to respond “within a reasonable time after the report is made publicly available”. This requirement places New Zealand’s advisory model on the stronger end of the spectrum by international standards. According to the International Competition Network, only nine out of 36 jurisdictions (25 per cent) require the government to respond to the competition agency’s recommendations.[42]
In sum, New Zealand’s market study power is characterised by limited procedural requirements and a range of formal accountability mechanisms. The most significant procedural requirements are the requirements to release a draft report and consider any comments, the use of the “advisory” model, and the obligation on the government to respond within a “reasonable time”. However, certain areas raise concerns, such as the ambiguous definition of the “public interest” to trigger a market study and the absence of constraints on the exercise of the information-gathering power under s 98. The next section discusses how the market study power differs from the Commission’s competition and fair trading functions, emphasising the need for strong accountability mechanisms.

  1. Difference with the Commission’s competition law functions

The Commission is an independent Crown entity tasked with enforcing laws relating to competition, fair trading and consumer credit contracts.[43] This entails its enforcement function, whereby the Commission seeks to eliminate anti-competitive conduct across the marketplace by investigating and enforcing individual cases of anti-competitive conduct.[44] The Commission’s focus lies in investigating and enforcing cases of anti-competitive behaviour primarily involving private parties. The enforcement function is ex post or retrospective since there must be evidence of conduct that breaches competition law before the Commission can use its investigation and enforcement powers.[45] This function is premised on the view that concentrated markets with firms behaving anti-competitively result in higher prices for consumers or reduced producer outputs. Such outcomes are harmful to consumer and economic welfare, and thus, a key purpose of competition regulation is to enhance competition for the purpose of maximising economic and consumer welfare.[46]
However, the market study power recognises that competition issues within a marketplace are not always the result of competition law infringements. Traditional antitrust enforcement focuses on the anti-competitive conduct of individual firms and may not be well-equipped to address issues within the market structure itself.[47] An example of this is price leadership behaviour,[48] which is typically not considered a breach of competition law, yet can still detrimentally impact consumer welfare.[49]
In contrast to the enforcement function, which primarily aims to prevent deterioration of competition, market studies are a proactive measure for promoting and enhancing market competition. The Commission can evaluate ex ante the market characteristics that are impeding competition.[50] Unlike traditional antitrust, which focuses on individual firms’ conduct, market studies allow the Commission to analyse the competitive dynamics of an entire market. These studies extend beyond the investigation of explicit collusion and abuse of market power, allowing for the investigation of a wider range of competition concerns.[51] These concerns include, for example, regulatory and structural barriers, network effects and consumer behavioural factors which can be more readily addressed through the findings of a market study.[52]
Whilst market studies are more interventionist than traditional antirust, it must be noted that the Commission already engages in ex ante, policy type decision making in some of its other remits. As the Court of Appeal observed in NZME Ltd v Commerce Commission, the Commission can consider non-economic factors and public benefits in its decision to authorise mergers.[53] However, the difference between mergers and market studies is twofold. First, market studies can be initiated without pre-specified potentially anti-competitive conduct by private parties.[54] Secondly, the potential remedies are more interventionist in the market study context. Market study remedies are typically economic remedies that affect the conditions for the entire market, as opposed to legal remedies affecting only the merging parties.[55] In sum, despite the Commission already engaging in ex ante decision making in some of its remits, the market study context calls for closer scrutiny for the reasons above. As this next part discusses, the Commission’s expanded market study role demands strong accountability mechanisms.

  1. THE NEED FOR CLEAR ACCOUNTABILITY IN MARKET STUDIES

The market study power represents a departure from traditional antitrust. But perhaps more significantly, it reflects an ongoing debate about the objectives of competition law and suggestions that competition agencies should pursue a greater set of goals than economic efficiency. American legal scholar and former Federal Trade Commission chair, William Kovacic, argues that “the historical concept of competition law is inadequate and that competition agencies should invest resources in pursuits beyond the prosecution of cases”.[56] Accordingly, the market study power strengthens the Commission’s ability to influence market structures, business conduct and economic incentives, reflecting the contention that it should engage in activities beyond its traditional enforcement role.[57] In a recent article, University of Michigan Law Professor, Daniel Crane, stated:[58]

Antitrust law stands at its most fluid and negotiable moment in a generation. The bipartisan consensus that antitrust should solely focus on economic efficiency and consumer welfare has quite suddenly come under attack from prominent voices calling for a dramatically enhanced role for antitrust law in mediating a variety of social, economic, and political friction points, including employment, wealth inequality, data privacy and security, and democratic values.

  1. The policy function of market studies

Arguably, the market study power brings competition law further into the policymaking domain. The power demonstrates a growing consensus that competition-policy goals are often better achieved through policy instruments rather than law enforcement mechanisms.[59] As Kovacic asserts, the ability to make recommendations, even without the authority to enforce them, grants significant influence to competition agencies in shaping policy.[60] Kovacic highlights numerous instances where the publication of a market study report has inspired legislative reforms or prompted government bodies, such as sectoral regulation bodies, to modify their policies in line with the competition agency’s recommendations.[61] In fact, as indicated by the International Competition Network, two of the three most common outcomes from market studies are “changes to government policy” or “changes in the law” (as shown in Figure 1).

2023_500.png
Figure 1 Most common outcomes of market studies from a review of 38 jurisdictions[62]

However, legitimate concerns arise regarding whether competition agencies are the most suitable entities to engage in public policy reform decisions. The democratic mandate of competition agencies to engage in public policy decisions has been heavily contested on the basis that they are a “professional agency, not directly nominated by the public”.[63] Lodge highlights that democratic legitimacy issues may arise when significant policy issues “are seen to have been moved from majoritarian to non-majoritarian institutions”.[64] In particular, issues could emerge when the Commission’s policymaking function conflicts with its implementation and enforcement functions. The Monash Business Policy Forum observes that:[65]

... separation of policy design and implementation is key to effective regulatory agencies ... Having these dual roles exacerbates information problems, confuses policy design with legal enforcement and undermines the independence and impartiality of the regulator.
In performing its market study function, the Commission is invited to make recommendations that go beyond mere technocratic considerations, encompassing highly subjective and value-based choices.[66] When confronted with vexed social policy issues, the Commission might lack the ability to effectively evaluate all the costs, benefits and implications of its recommendations since it is primarily oriented towards eliminating anti-competitive behaviour. As such, an important question arises: is it appropriate to require the Commission to make trade-offs between economic efficiency and social, political and environmental objectives?[67]
According to Indig and Gal, “where a balancing of competitive and non-competitive considerations is required, this should be performed at a higher level of government”.[68] As such, the Commission’s policymaking function requires stronger accountability mechanisms to loop the democratic will into the process and strengthen the mandate for the Commission to assume an emboldened policymaking role. Strong accountability mechanisms would allow the government to monitor feedback and constrain the Commission during the market study process—and ensure its policymaking falls within its terms of reference.

  1. Democratic legitimacy of the market study

In various instances, the Commission’s democratic legitimacy has been called into question by media outlets, businesses, and public officials. Recently, National Party Member of Parliament, the Hon David Bennett MP, made a comment in Parliament stating the “Commerce Commission is one of the evils that we see in this country”, and that the “Commerce Commission has got everything wrong it’s ever done in the last 20 years”.[69] As former Chair of the Commerce Commission, Mark Berry, remarked, “on one occasion ... an opposition Labour MP put to me a question along the following lines: ‘Surely you must be embarrassed that there is no proper accountability for your decisions ...’”.[70] Furthermore, recent evidence suggests that the Commission’s democratic legitimacy and reputation were further undermined by the public backlash following the retail grocery market study. To give an example, notable media commentator Bernard Hickey suggested the Commission was “captured by vested interests” and that New Zealand was “held hostage by ... dominant market players”.[71]
Additionally, a 2022 New Zealand Initiative survey of the “200 largest businesses by revenue” found that the Commission was the least respected of New Zealand’s six commercial regulators.[72] Only 10 per cent of respondents agreed that the Commission is “accountable internally” and 13.8 per cent that it is “accountable externally”.[73] In contrast, 53.3 and 65.5 per cent either disagreed or strongly disagreed that it is internally and externally accountable, respectively.[74] Furthermore, only 6.3 per cent agreed that it “understand[s] commercial realities” and 15.6 per cent agreed its “decision-making is predictable”.[75] These results were reported by leading media outlets, including The New Zealand Herald, Stuff and BusinessDesk.[76]

2023_501.png
Figure 2 Commerce Commission’s accountability ratings in the 2022 survey by The New Zealand Initiative of commercial regulators[77]

While this is clearly an unfavourable evaluation of the Commission’s business confidence, it is important to interpret these findings cautiously considering the survey focused on big businesses whose commercial objectives were perhaps at odds with the Commission’s objectives. The Commission’s outputs should not be primarily evaluated on its outcomes in terms of business confidence, but rather how effectively it meets its statutory purpose of “promot[ing] competition in markets for the long-term benefit of consumers”.[78]
In light of these considerations, the Commission appears to suffer from a democratic legitimacy problem. The concept of democratic legitimacy depends on a regulator’s capacity to engender and maintain the belief that it is the most appropriate body for the functions entrusted to it.[79] Black describes legitimacy as “social credibility and acceptability”.[80] Therefore, a regulator is “legitimate” when it is perceived to have the “right to govern both by those it seeks to govern and those on behalf of whom it purports to govern”.[81] Accordingly, legitimacy depends on the acceptance of the regulatory body by others and, more importantly, the reasons for that acceptance.[82] Social acceptance requires the regulator’s actions to be viewed as necessary, desirable or proper within a socially constructed system of values, beliefs and norms.[83] As highlighted in the earlier discussion on the suitability of its policymaking role, there are serious questions about the Commission’s ability to maintain the belief that it is the most appropriate entity for the market study function.
Evidence of a lack of democratic legitimacy, also referred to by Majone as a “democratic deficit”, is often identifiable in the existence of procedural and decision-making defects, such as a lack of transparency, insufficient public participation, reluctance to provide reasons, abuse of discretion and inadequate mechanisms of control and accountability.[84] As previously indicated, the Commission is perceived as expressing several of the “democratic deficit” criteria. The New Zealand Institute’s survey revealed that the Commission rated poorly for internal and external accountability, understanding of commercial realities and predictable decision-making. As Tyler argues, regulators require legitimacy to function effectively.[85] Without legitimacy, it becomes challenging and, perhaps, impossible for them to regulate public behaviour.[86] Therefore, although businesses and media may not be the Commission’s primary accountability stakeholders, the Commission still requires the perception of democratic legitimacy to ensure obedience and compliance with its orders and effectively regulate public behaviour.
Fortunately for the Commission, the literature establishes a strong connection between robust accountability mechanisms and democratic legitimacy. As Bovens observes, “democracy remains a paper procedure if those in power cannot be held accountable in public”.[87] Where the perception of a democratic deficit exists, accountability mechanisms are crucial to providing market studies with normative legitimacy. Such mechanisms promote the acceptance of government authority, instil confidence in government administration, and preserve the overall legitimacy of governance.[88] Furthermore, the mechanisms create a shortcut between the arms-length regulator and Parliament, reducing the distance between regulation and electoral accountability.[89] Thus, the implementation of effective accountability mechanisms would provide the Commission with the necessary mandate to fulfil its role, ensuring that it can make value-based choices and politically sensitive trade-offs as required under the market study function while upholding democratic principles.
The concept of democratic legitimacy encompasses the theory of ex ante accountability, which Scharpf refers to as “input legitimacy”. Input legitimacy posits that decisions are legitimate if they are based on the agreement of those who are asked to comply with the decisions.[90] Input legitimacy demands that stakeholders and the public are represented, consulted, and able to participate in the decision-making system.[91] However, as Peters argues, if inclusiveness and equality are ideals of democracy, then limiting the responsiveness of public organisations to a select few individuals and interests significantly diminishes that inclusiveness.[92] As such, the market study process should not only strive for inclusivity but also ensure that the views of all participating parties are given equitable and fair consideration. There is, however, an inherent risk of regulatory capture within the market study process—a risk that the regulated industry obtains unfair access to and control over the market study process.

  1. The susceptibility to regulatory capture

The theory of regulatory capture, famously articulated by Nobel laureate George Stigler in his 1971 article “The Theory of Economic Regulation”, suggests that “every industry or occupation that has enough political power to utilize the state will seek to control entry”.[93] Regulatory capture refers to the situation where the regulated industry directs the regulatory processes intended to control them “away from the public interest and towards the interests of the regulated industry”.[94] When discussed in relation to competition law, regulatory capture occurs when regulated monopolies seek to influence and manipulate the intervention of the competition regulator.[95] In the case of market studies, the process would be considered “captured” if the regulated industry manages to exert influence and control over the Commission’s study to maintain its dominant market position.
Three conditions facilitate regulatory capture: (i) “the pressure group has the motivation and ability to engage in it”; (ii) “public officials are willing to cooperate with capture attempts”; and (iii) “there are practical opportunities to successfully realise capture”.[96] Two of these facilitating conditions are particularly relevant to the market study process. First, the market study process increases the motivation for the regulated industry to achieve capture by providing the competition regulator with a powerful policymaking function with substantial implications for the regulated industry. Secondly, the market study process increases the practical opportunities to successfully realise capture by providing a forum for interested industry bodies to regularly engage with the competition regulator.
A few critical junctures might allow the regulated industry to influence the market study process. First, after the process statement is released and the study formally begins, the Commission’s market study guidelines state it will initially gather information about the sector from “businesses, consumers and organisations in a number of ways”.[97] The guidelines state that “the degree of our engagement with each stakeholder will vary ... We may need more information and evidence from some parties than from others”.[98] For an industry like the retail grocery market, where the Commission does not have much prior formal regulatory involvement, it might be expected that much of its information about the grocery market comes from industry actors. Sunstein, discussing the Federal Trade Commission’s process in the United States, found that this information-gathering stage usually involved informal communications with the industry because “they facilitate the process of obtaining information”.[99] This is consistent with the Commission’s preference to voluntarily acquire information from parties because it “seems less ‘adversarial’ than when we issue a formal notice” and it “can help our investigation proceed more quickly”.[100]
However, the Commission’s informal communications with industry stakeholders to acquire information and avoid “adversarial” relations could provide a practical opportunity to facilitate regulatory capture. As Crow, Albright and Koebele have observed, the informal processes employed by many agencies to engage with stakeholders and mitigate conflicts prior to formal rulemaking may inadvertently marginalise citizen influence.[101] Extensive negotiation and deliberation occurs before the release of the draft report and “input from citizens during later formal comment periods might prove less important to regulatory decision makers who have already worked with organized stakeholders to reach consensus”.[102] In this context, the industry stakeholders initially selected to shape the scope and substance of the Commission’s study play a crucial role in determining the direction and outcomes of the study. Stiglitz cautions regulators “to ensure that the voice of those whose interests are likely to be hurt by [market] failure are [sic] well represented in the regulatory structures”.[103]
The other critical opportunity for regulatory capture comes after the release of the draft report. Here, the Commission receives further submissions and may hold conferences and interviews with industry stakeholders to support or challenge the findings in the draft report.[104] At this stage, the competition authority would likely have had several engagements with the parties, particularly those who were initially consulted for information scoping. Carpenter and Moss argue that repeated interaction with the regulated industry exposes the regulator to “cultural capture”, subtly influencing the regulator to think like the regulated. Carpenter and Moss warn regulators about:[105]

... the cultural or social influence of repeated interaction with the regulated industry ... such that the regulator begins to think like the regulated and cannot easily conceive another way of approaching its problems. In the case of cultural or social capture, the legislator or agency may not be fully conscious or aware of the extent to which its behaviour has been captured.
I do not suggest that the Commission was necessarily “captured” in carrying out the retail grocery market study, the susceptibility of the process to regulatory capture itself demands stronger accountability mechanisms. According to Stiglitz, regulatory capture can be monitored and prevented through the implementation of a comprehensive “system of checks and balances”.[106] Stiglitz further highlights the importance of ensuring that the voices of those adversely affected by regulatory failures are adequately represented within these checks and balance systems.[107] Thus, accountability mechanisms are not only essential for preventing regulatory capture but also for incorporating the perspectives of underrepresented interests. Following my conclusion that accountability mechanisms need to include the views of minority interests, Part IV evaluates how the market study process incorporates the perspectives of competing interest groups, arguing that, in its current form, the process primarily benefits organised industry groups while neglecting the diverse interests of consumer groups.

  1. INTEREST GROUP PLURALISM AND THE RETAIL GROCERY MARKET STUDY

Thus far, I have suggested several reasons for the necessity of implementing stronger accountability mechanisms in the market study process. These include monitoring and regulating the Commission’s policymaking function, enhancing its democratic legitimacy in assuming this role, and preventing the risk of regulatory capture. This section explores an additional justification: counterbalancing the effects of interest group pluralism.
I have discussed how interest groups can provide input at various points in the market study. Part II demonstrated that the Commission engages in consultations with stakeholders throughout the process. Part III further elucidated that these participation processes are vulnerable to regulatory capture from the regulated industry, in this case, the supermarket sector. Consequently, one may question how these participation processes are weighted towards the supermarkets’ interests. Can consumer groups not also participate to balance the influence of the supermarkets? Applying the theory of interest group pluralism, this part argues that organised business interest groups possess advantages over disparate consumer groups in these forums.

  1. Defining interest group pluralism

The theory of interest group pluralism views politics as a deliberative concept which is shaped through the process of conflict and compromise between various special interest groups.[108] According to pluralist theory, political power is decentralised and citizens must mobilise into interest groups to exert influence over policymaking.[109] Under this framework, citizens bring predefined interests to the political process and group themselves with others to pursue similar economic objectives.[110] Interest groups can acquire political power by advocating for the interests of citizens who are motivated to contribute political resources to these groups.[111] Therefore, according to pluralist theory, the main purpose of politics is to mediate the competition between various social groups vying for political power.[112]
Interest group theory has evolved over time and is closely associated with constitutional theory. In its earliest conception, James Madison in The Federalist Papers was concerned about citizens forming groups to pursue self-centred special interests that were opposed to the “general good”.[113] Madison viewed the role of the United States Constitution as a means to counterbalance the influence of powerful interest groups, arguing that “repressing the liberty to pursue selfish interests is authoritarian, but the constitutional order can be constructed to balance the adverse effects of selfishness”.[114] Legal scholar John Hart Ely was more optimistic about interest group pluralism, describing it as a vehicle for promoting the interests of minority groups.[115] Ely argued that relying solely on majoritarian electoral mechanisms is insufficient to safeguard against the unequal treatment of minorities.[116] According to Ely, interest group pluralism recognises that minority interest groups, who are often underrepresented in electoral forums, can effectively wield political power by circumventing the electoral process and directly protecting their interests “by entering into the give and take of the political marketplace”.[117]
In contrast to Ely, Sunstein raised concerns about the “problem of faction” that arises when a single interest group dominates the legislative or executive process.[118] When one group monopolises political power, it can undermine the bargaining and compromise that forms the foundation of interest group pluralism.[119] The monopoly on political power disrupts the ability of weaker or diffuse interest groups, such as consumer groups, to effectively advocate for their interests.[120]
The neopluralist school emerged in response to the recognition that business and organised interest groups possess distinct advantages over consumer groups.[121] The theory is critical of the power imbalance faced by public interest and citizen groups when competing against business groups and professional organisations in the political marketplace.[122] Neopluralists contend that not all interest groups have equal access to the policy process because there is often variation in resources that grants certain groups greater influence than others.[123] Furthermore, neopluralist theory acknowledges the challenges encountered by public interest and citizen groups in organising and mobilising due to the diffuse nature of their interests.[124] It further argues that having powerful special interest groups in politics does not lead to pluralism, but to “structures of privilege which exclude the public from the political process”.[125] In light of this theoretical background, the following section considers the role of interest group pluralism in competition regulation.

  1. Interest group pluralism and competition law

According to pluralist theory, the role of economic regulation is to respond to constituent pressures and ensure that regulatory outcomes reflect some level of deliberation.[126] This viewpoint is supported by several prominent scholars who have noted the regular influence of interest group pressures on shaping regulatory outcomes. As Sunstein observes, “the existing work in economics and political science suggests that interest groups play an important but not decisive role in most modern regulation”.[127] Additionally, Spiller highlights that the self-interest theory of regulation posits that regulations emerge in response to demands from different interest groups seeking government intervention.[128] DeLorme further adds that while antitrust laws purport to “service the public interest, they are susceptible to the influence of special-interest groups as are any public policies”.[129]
Special interest groups often have two objectives in applying pressure to regulatory processes. First, they seek to capture the benefits of wealth transfer that may arise from regulatory decisions.[130] Secondly, they aim to secure and safeguard favourable property rights.[131] While the distribution of wealth and property rights traditionally falls under legislative policy, regulatory authorities can be delegated some authority in these areas.[132] Therefore, competition regulators possess a certain level of delegated power to permit wealth transfers and enable the establishment of favourable property rights.
Crow, Albright and Koebele note that “[c]ompared to the legislative process, regulatory processes receive less media coverage, are more insular, and are influenced by different process dynamics”.[133] This environment allows regulators to pursue interests that may not align with the interests of the politicians who appointed them, creating an additional incentive for regulated entities to exert pressure on these processes.[134] In an effort to enhance transparency and legitimacy, most regulators have developed mechanisms to incorporate input from the communities they regulate.[135] However, special interest groups may attempt to exert pressure on these regulatory input processes in order to capture the benefits of wealth transfer and secure favourable property rights.
The literature indicates that industry interest groups can exert pressure on competition regulators with the aim of facilitating the transfer of wealth from consumers to monopolistic firms. DeLorme highlights that instead of a direct transfer of wealth from the public treasury, special interest groups representing the industry are motivated to pressure competition regulators to establish regulations that promote market inefficiencies.[136] These inefficiencies, such as high barriers to entry, serve to protect the dominant market position of incumbent firms. Accordingly, the ability of monopolistic firms to earn excess profits which surpass that which is achievable in a competitive market can be viewed as an indirect transfer of wealth or “consumer’s surplus” from consumers to the monopolist.[137] DeLorme argues that this indirect transfer of wealth occurs due to the failure of competition regulators to prevent monopolistic conduct that leads to market inefficiencies.[138]
The Sherman Act of 1890, which served as the foundation for modern competition law and influenced New Zealand’s Commerce Act 1986, states that the aim of competition law is to protect and redistribute private property rights. While the contemporary focus of competition law focuses on promoting economic efficiency, historically, balancing interest group pressures was a more significant task.[139]
As the term “antitrust” suggests, the Sherman Act aimed to transfer property rights away from trusts.[140] During the 1870s and 1880s, American farmers complained that high prices for railway services and farm equipment were the result of monopoly power being exercised by the “trusts”—essentially an old colloquial term for big businesses.[141] These farmers, who held considerable political influence at the time, exerted pressure on Congress to pass the Sherman Act, which outlawed various forms of monopolistic conduct.[142] The Act in practice tended to protect smaller economic interests from harm caused by larger entities. Consequently, because “the farmers were small entities and the railroads, banks, and manufacturers were large entities, the Act appears to be a one-way transfer of property rights to the farmers”.[143] As pluralist theory suggests, the farmers, like any interest group, were driven by motivations to acquire and safeguard property rights.
The historical context of the Sherman Act highlights the inherent presence of interest group pressures in the development of competition law. Pluralist theory views politics as a means of mediating competition between interest groups, and competition law serves as a mechanism for distributing the benefits of regulation among competing interest groups. Since competition law can confer significant benefits on interest groups, pluralism provides a suitable normative framework to analyse the interplay between interest groups within the context of a market study. The next section seeks to demonstrate how the retail grocery market study exemplifies a pluralistic rivalry among three competing interest groups for the benefits derived from regulation.

  1. Framing the interest groups in the grocery market study

Three primary interest groups were of particular significance to the retail grocery market study: the supermarket companies (such as Woolworths, Foodstuffs North Island, and Foodstuffs South Island), suppliers (including New Zealand Food and Grocery Council, Nestlé, and Federated Farmers) and consumers (represented by entities like Consumer NZ and individual consumers). By analysing their respective submissions, referred to as “inputs”, it becomes evident that each of these interest groups had distinct objectives and desired outcomes from the market study.
The supermarkets sought to limit the introduction of new regulations that would inevitably increase their business costs and decrease their profit margins. In their submissions, the supermarkets challenged the draft report’s finding that competition in the market was muted. By demonstrating that competition was functioning reasonably well, the supermarkets tried to diminish the mandate of the Commission to regulate and intervene in the market on the basis of correcting competition issues. Both Woolworths and Foodstuffs presented information that grocery prices were not high by international standards.[144] They also argued that the Commission overestimated their profitability and contended that, if the draft report had correctly considered these factors, it would have concluded there was no issue with competition.[145] While Woolworths and Foodstuffs expressed support for some regulation, such as the implementation of a grocery code of conduct, the removal of restrictive land covenants and the establishment of a grocery ombudsman, they strongly opposed the entry of a third supermarket to the market, calling it “unprecedented” and “not warranted”.[146]
The suppliers were mostly interested in supporting changes that improved their bargaining power in relation to supermarkets. Given the duopolistic market structure, suppliers face a duopsony problem—there are only two major buyers in the market for the products they offer.[147] Suppliers reported experiencing various unfair practices from the supermarkets, including non-payment of agreed costs, imposition of additional costs without prior agreement or warning, and a general culture of bullying and intimidation.[148] Suppliers often felt compelled to comply with the supermarkets’ demands, regardless of how unreasonable or unfair they may be, since they risked foreclosing half of their buyers by losing one of Foodstuffs’ or Woolworths’ business.[149]
Among the eight submissions made by supplier representative groups, considerable attention was given to the issues of implementing a grocery code of conduct to govern the retailer–supplier relationship and introducing provisions enabling small-scale suppliers to engage in collective bargaining with the supermarkets.[150] Most of the suppliers’ submissions did not address the draft report’s recommendation to support the entry of a third supermarket into the market.[151] Only two submissions expressed support for this recommendation, indicating that the majority of suppliers were primarily focused on issues related to their relationship with the supermarkets and were less concerned about consumer-facing matters such as high retail prices.[152]
Finally, consumers were represented by a disparate group of representative bodies. Consumer NZ constituted the only recognisable consumer advocacy group. Nonetheless, charities like FinCap, Christians Against Poverty and The Salvation Army, as representatives of people affected by food insecurity, served as a reasonable proxy for consumers. Consumer NZ supported changes aimed at reducing the adverse outcomes for consumers resulting from the duopolistic market structure.[153] In contrast, some charity submissions expressed scepticism toward competition law and market mechanisms, with the Salvation Army expressly stating that: “Access to basic food needs to be seen as a human right and not simply a market commodity to be supplied based on theories of market behaviour.”[154] Despite these reservations, all consumer representative groups unequivocally supported taking action for the entry of a third major supermarket entrant, with at least two groups expressing support for achieving this by requiring existing operators to sell some of their assets.[155]
In sum, the supermarkets advocated for minimal regulatory intervention, suppliers sought regulations that would improve their bargaining power against the supermarkets, and consumer groups supported most of the report’s recommendations with a particular emphasis on mechanisms that would increase competition in the retail market. However, the final report deviated from the draft report by abandoning the suggestion of introducing a third supermarket entrant. Furthermore, the recommendations to directly stimulate retail competition, such as requiring asset divestment or supporting a state-sponsored third entrant, were omitted from the final report. So, too, was the recommendation to separate the major supermarkets’ wholesale and retail operations, which would have facilitated access to the wholesale supply chain for new entrants without the need for extensive infrastructure.[156]
Following the final report, the supermarkets seemingly obtained many of their desired outcomes. The final report’s recommendations, including amendments to the Overseas Investment Act 2005 to assist the entry of a third supermarket, banning “no supermarket” provisions in land covenants, and voluntary wholesale access for independent retailers, were expressly supported by submissions from Woolworths and Foodstuffs.[157] Similarly, the suppliers achieved their goals with the inclusion of a code of conduct and collective bargaining authorisation, as sought in their submissions.[158]
It is important to note that, notwithstanding the above evidence, it is not necessarily the case that consumer interests were entirely ignored. In fact, it could be argued that the strong media backlash and political response to the report demonstrates that the consumer perspective was heard.[159] Quantifying the extent to which the Commission incorporated the various perspectives of competing interest groups is a difficult, if not impossible, task. I do not intend to suggest that the Commission intentionally chose consumers as “losers” and the supermarkets and suppliers as “winners”, as some media reports have insinuated.[160] Rather, the purpose of this analysis is simply to raise the question of whether each interest group can effectively protect their interests within the market study forum.

  1. The interest group problem in the market study

While the market study allows any interest group to input into the process, this seemingly equitable and pluralistic feature is arguably based on an outdated understanding of interest group pluralism. The market study process assumes that unregulated participation mechanisms create a political marketplace where interest groups can engage in deliberation. This approach fails to account for contemporary understandings of the complex dynamics and power imbalances inherent in interest group politics. Ely’s view that any minority interest can form an interest group and effectively safeguard its interests in the political marketplace (as discussed in Part A above) is no longer the prevailing theoretical position.
As discussed above, the market study input processes create a political marketplace, and this requires proper regulation to ensure that all interest groups have an equal ability to participate in the marketplace. When viewed through a neopluralist lens, the assumption that these participatory and input processes are neutral and impartial does not withstand scrutiny. It is problematic that the market study process treats all inputting parties agnostically, without containing mechanisms to recognise or address the inherent disadvantages faced by certain groups in their participation. Paradoxically, the ostensible presence of participation mechanisms in the market study process accords the report a sense of democratic legitimacy, giving it the appearance that the “public are represented, consulted and able to participate in the decision-making system”.[161] Simultaneously, it diminishes the democratic nature of the output by providing organised and well-resourced interests with unrestricted access to the Commission, which consumer groups cannot easily counterbalance. Applying Lowi’s neopluralism definition, this transforms the market study process into “structures of privilege which exclude the public from the political process”.[162]
Despite being the largest interest group in terms of numbers, consumers are the least active and worst represented group in the market study forum. Group theory demonstrates how consumer groups face challenges in defending their collective interests. Mancur Olson, in his influential work The Logic of Collective Action, argues that “consumers are at least as numerous as any other group in the society, but they have no organisation to countervail the power of organised or monopolistic producers”.[163] According to Olson’s theory, “in the world of interest group politics ... the few defeat the many”.[164] The logic of collective action posits that groups with a hundred or more potential beneficiaries, such as consumers, will not organise because “individuals will not get a positive payoff if they contribute, since either they will get the public good anyway, or else the benefit is smaller than the contribution”.[165] Smaller groups with a limited number of beneficiaries, on the other hand, are more likely to organise because individuals can expect a positive payoff for their contribution.[166] As such, McFarland hypothesises that smaller groups, like businesses and corporations, will form organised interests, while larger diffuse groups such as consumers will not organise.[167]
Consumers are confronted with the “rational apathy” problem when it comes to defending their interests in the market study forum.[168] “Rational apathy” suggests it is irrational for individual consumers to actively defend their interests in the market study forum. Van den Bergh explains that private parties will only participate in such forums if the expected benefits outweigh the associated costs.[169] Supermarkets and suppliers have a strong incentive to participate in the market study as a favourable outcome can greatly impact their revenue and financial performance; they have a significant financial stake in the study’s outcome. Conversely, consumers face limited incentives to personally invest in participating in the market study. The costs incurred by consumers to participate often outweigh their individual losses and the relatively small damages they might have suffered from high grocery prices.[170] The time and labour costs for an individual consumer to engage in the study typically exceed their relatively minor stake in the outcome. Furthermore, individual consumers are not paid to submit to market studies, unlike those employed or contracted by the supermarkets. As a result, they simply do not possess the same vested financial interest in the study’s outcome.
The “rational apathy” problem is exacerbated by the “free rider” problem. As observed by Olson, public policy produces “public goods”, whereby “if one person in an area receives the benefit, then, by its very nature, all persons in that area receive the benefit”.[171] The market study is an example of a public policy that generates a “public good”. To the extent that the market study leads to a more competitive market, the benefits of increased competition, such as lower prices and improved service, are enjoyed by all consumers, regardless of their participation in the process. Given that the benefits of increased competition extend to all consumers, individual consumers have an incentive to rely on others to enforce their interests, enabling them to benefit from lower grocery prices without investing their own resources.[172] In other words, consumers are incentivised to “free ride” by passively reaping the benefits from the market study, while placing the financial risk and advocacy burden on other groups, such as Consumer NZ.
The pluralist literature highlights countervailing consumer interest groups as the primary external constraint on powerful industry interest groups.[173] Notably, Consumer NZ was the only true “consumer advocacy” group involved in the market study. However, Consumer NZ is not equally powered to counter the influence of the supermarkets and suppliers. Unlike industry groups, Consumer NZ lacks a direct financial or vested interest in the grocery industry. It is a generalist consumer group with limited ability to effectively “compete with industry or advocacy professionals when it comes to policy or technical capacity”.[174]
Therefore, while difficult to prove definitively, there is a possibility that the consumer perspective was underrepresented in the market study. Nonetheless, the government’s reaction to the final report supports the argument that the consumer perspective was indeed underrepresented. Minister of Consumer Affairs, the Hon David Clark MP, announced several actions in the government’s response to the market study that went above and beyond the Commission’s recommendations.[175] This aligns with pluralist theory, which acknowledges that governments, unlike regulators who consider interest groups as proxies for citizen interests, must take into account the interests of unorganised groups.[176] According to Smith, “[t]he reality of achieving re-election is a major motivation for governments to take account of unorganized groups”.[177]
In sum, the market study process does not adequately address the concerns raised by neopluralist theory and instead reflects an outdated conception of pluralist theory; the democratic legitimacy of the market study process is based on the mere ability to input and participate in the process, and fails to recognise the power imbalance between businesses and consumer groups. Consumer groups face challenges due to the logic of collective action, which undermines their ability to effectively advocate for their interests within the market study forum. In contrast, the government’s response went beyond the market study recommendations, because its electoral accountability mechanism provides a greater incentive to consider “unorganised interests”, such as consumers.
This raises an important question: if the logic of collective action posits that “the few defeat the many”, but the government’s majoritarian electoral mechanism results in “the many defeating the few”, is requiring the government to respond to the market study a sufficient accountability mechanism to ensure democratic concerns are heard? The following section evaluates whether the accountability mechanisms in the market study process are a sufficient safeguard against the effects of interest group pluralism in marginalising unorganised voices such as consumers.

  1. THE ACCOUNTABILITY DEFICIT IN THE MARKET STUDY POWER

Thus far, this article has proposed several key reasons why the market study power demands greater accountability mechanisms. These reasons include the limited statutory procedural requirements, the unique ex ante nature of the power compared to traditional competition law functions, the policymaking function that necessitates balancing competitive and non-competitive objectives, the potential for regulatory capture, and the contentious democratic legitimacy surrounding the Commission’s expanded policymaking role. Furthermore, applying an interest-group pluralist lens to the retail grocery study has revealed that powerful corporate interests are advantaged over vulnerable consumer groups in the market study forum. The combination of a more active policymaking role and participation mechanisms that fail to equally represent all affected groups raises significant concerns about the democratic legitimacy of the market study power. There is a deficiency in how the Commission is held accountable for its exercise of this power. This section applies Mark Bovens’ accountability framework to evaluate the shortcomings of the market study’s accountability mechanisms.
Bovens defines accountability in its widest sense as “the obligation to explain and to justify ... conduct”.[178] Accountability involves providing answers to those with a legitimate claim to demand an account.[179] In a narrower sense, Bovens contends that:[180]

Accountability is a relationship between an actor and a forum, in which the actor has an obligation to explain and to justify his or her conduct, the forum can pose questions and pass judgement, and the actor may face consequences.
Accountability structures are particularly important within the regulatory state. In the traditional “democratic chain of delegation” model, accountability flows from citizens entrusting their power to elected representatives, who then delegate authority to the government for the enforcement of laws and policies.[181] Within the “chain of delegation”, Ministers delegate policy implementation to various ministries, while maintaining close control and oversight through the convention of ministerial responsibility.[182] The chain of delegation is the formal duty of “public bodies to account for their actions to ministers”.[183]
However, the emergence of independent regulatory agencies has introduced a shift in accountability dynamics. While Ministers remain formally answerable to Parliament for these agencies’ performance, their actual control and oversight is limited.[184] Regulators are designed to remain at “arms-length” from the government while delegating operational responsibilities to the agency heads.[185] As Bovens observes, “agencies are effectively shielded from parliamentary scrutiny because the minister is structurally uninformed about their daily operations”.[186] This is often referred to as the “political accountability” gap.
According to Bovens, accountability mechanisms create a shortcut between the regulator and Parliament.[187] This section discusses how accountability mechanisms are used to make regulators responsive to the democratic will and ensure the public interest is upheld. In light of this background, this section examines the accountability mechanisms employed within the market study power using Bovens’ accountability framework. Finally, it evaluates potential changes to the market study power that could strengthen the democratic and learning perspectives on accountability.

  1. Bovens’ accountability analysis
  1. To whom is account rendered? The 360 model of accountability

With independent regulators like the Commission, the traditional vertical, linear model of accountability is insufficient to explain the complex accountability relationships between principals (eg the Minister) and actors (eg the Commission). These accountability networks do not neatly align with Bovens’ “democratic chain of delegation” model, as the Minister does not exercise direct control or day-to-day oversight of the regulator. Instead, the House of Lords’ Select Committee on the Constitution uses a 360-degree model to depict the accountability of independent regulators (Figure 3). This model recognises accountability as a network of relationships, where regulators’ have different accountability duties depending on the nature of the account holder.[188]

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Figure 3 A 360-degree view of regulatory accountability[189]

Colin Scott identifies three forms of accountability in the regulatory state: upwards, horizontal and downwards accountability.[190] The first form, upwards accountability, refers to the regulators’ accountability to a higher authority.[191] The Commission is accountable “upwards” to the courts, Parliament and the Minister of Consumer Affairs (the shaded boxes in Figure 3). This reflects the traditional vertical model of accountability where regulators, as agents with delegated powers, are accountable to their principals.[192] Upwards accountability ensures that the market study process is subject to the democratic will as well as the checks and balances of a representative democracy.[193]
The second form is horizontal accountability, which entails accountability rendered to a parallel institution.[194] The market study power currently lacks mechanisms of horizontal accountability. However, as is discussed later in this article, establishing independent consumer bodies could introduce a form of horizontal accountability.
The third form is downwards accountability, which refers to accountability to lower-level institutions and groups. Downwards accountability includes the Commission’s accountability to interest groups, regulated industries, consumers and citizens (the white boxes in Figure 3). Through these relationships, the Commission is directly accountable to the general public, complementing its indirect accountability to the electorate through elected representatives. These downward accountability relationships to regulatory stakeholders, according to Sosay, serve to address concerns about the “democratic accountability and legitimacy of [independent regulatory agencies]”.[195]

  1. The actor: the Commerce Commission, but with caveats

In practice, the Commission fits with Bovens’ definition of “corporate accountability” and can be held accountable as a unitary actor.[196] Independent regulators, including the Commission, are typically delegated powers in their capacity as institutions rather than individuals.[197] The market study power is vulnerable to the “problem of many hands”; that is, it can be difficult to determine individual responsibility for the study’s outcomes. As Bovens observes, the contribution of multiple officials to government decisions and policies makes it challenging to identify who bears moral responsibility for political outcomes.[198] This problem arises because the government plays a dual role in the market study process. The government “front ends” the process by initiating the study, setting the terms of reference, and delegating policymaking authority to the Commission. By offloading the policy issue to a market study, the government temporarily shields the issue from political scrutiny for the study’s duration. Then, the government “back ends” the process by reviewing the study’s findings and providing reasons for accepting or rejecting each recommendation.[199]
Ultimately, this process obscures the assignment of accountability for the final outcome. The government could defer its accountability by asserting that it simply followed the recommendations of an independent regulator over which a Minister did not exercise direct control or oversight. Similarly, the Commission could defer its accountability by stating that it does not make the ultimate policy decision, but rather its role is to conduct an independent investigation and offer recommendations.
Nonetheless, it is important to not overstate the significance of the “problem of many hands”. In the retail grocery market study, the responsibility for various decisions and policy outcomes was reasonably discernible to careful observers due to the way the government individually accepted or rejected the report’s recommendations. For example, when the government went beyond the Commission’s recommendations by making it mandatory (rather than voluntary) for wholesalers to consider requests for wholesale access, it was evident it was taking responsibility for this policy outcome. Conversely, the refusal to directly stimulate a third supermarket entrant was the Commission’s responsibility since it omitted this recommendation from the final report. Indeed, journalists had no difficulty in holding the Commission, rather than the government, accountable for the failure to directly stimulate a third supermarket entrant.

  1. For which aspect of the conduct is account to be rendered?

Bovens introduces the distinction between procedural accountability and product accountability (or substantive accountability).[200] The market study renders the Commission accountable for both the process and substance. To hold the regulator substantively accountable, regulatory outcomes should be assessed in terms of the goals the regulator has been assigned.[201] According to Stiglitz, measuring product accountability requires: (i) clearly defined objectives; (ii) a reliable way of assessing whether they have met those objectives; and (iii) the existence of consequences when they have not complied with those objectives.[202]
In the market study process, product accountability is rendered to the Minister, who is accountable for responding to and accepting, rejecting, or modifying each individual recommendation, thereby assuming responsibility for the study’s product or outcomes; Parliament shares this accountability with the Minister. However, there is a problem with the market study process failing to reflect upon its regulatory objectives ex post. There are no mechanisms to evaluate the outcome of the study against the objectives set by the Minister in the terms of reference.[203] This will be discussed further in Part B of this section.
Procedural accountability complements product accountability by ensuring that the decision-making process is open, transparent, and inclusive of stakeholders.[204] Procedural accountability recognises the significance of input legitimacy, where decisions are deemed legitimate when they are based on the agreement of those who are affected by them.[205] Procedural accountability acknowledges that output-oriented legitimacy alone does not guarantee democratic legitimacy and good governance.[206]
Unlike product accountability, which primarily involves rendering account to the Minister, the Commission bears procedural accountability towards a wider range of stakeholders. The Commission’s engagement with stakeholders during the information gathering stage, the statutory requirement to release and seek submissions on the draft report and initial working papers, and its ability to hold workshops, conferences, and interviews with industry stakeholders, each foster procedural accountability. However, as previously emphasised, while these mechanisms theoretically ensure downward accountability to stakeholders, in practice, they tend to favour well-resourced and organised industry actors over diffuse interest groups. The following section will examine how the Commission’s accountability obligations contribute to an unequal rendering of accountability.

  1. The nature of the accountability obligation: upwards and downwards

Bovens describes the nature of the accountability obligation as two-fold: either the actor is forced to give account (vertical accountability) or they voluntarily choose to do so.[207] Within the market study process, there is a distinction between the accountability obligation owed to upwards and downwards account holders. Upwards account-holders exercise power over the Commission, and thus, the Commission owes them a vertical accountability obligation.[208] In the market study context, vertical accountability requires the Commission to justify its recommendations to the Minister and Parliament as the acceptance of the recommendations depends on the account holders. This is confirmed by the statutory requirement for the Minister to respond to the final report “within a reasonable time after the report is made publicly available”.[209]
By contrast, the duties owed to downwards account holders are both vertical and voluntary. The Commission owes a lesser duty of transparency and representation to downwards account holders.[210] These are primarily procedural duties and downwards account holders are limited in their ability to scrutinise the study’s outcome. First, transparency requires regulatory information to be “accessible and assessable” to all account holders.[211] The requirement to release a draft report is a key vertical accountability mechanism, allowing the public to test and evaluate the Commission’s preliminary findings.
Secondly, the representation duty requires that downward account holders are “not only provided information but also represented in the process, allowed to participate, and consulted before a decision is made”.[212] By incorporating the input of downwards actors into the final report, the representation duty is a form of ex ante accountability. However, the only explicit vertical representation obligation imposed on the Commission is in relation to the draft report. Section 51C states that the Commission “must have regard to any comments received on the draft report”.[213] Other mechanisms for public representation, such as conferences, interviews, workshops, consumer surveys, and consultation on working papers, are voluntarily assumed by the Commission, and are not prescribed by the Commerce Act.[214]
As emphasised, these informal input mechanisms are vulnerable to regulatory capture. To address this vulnerability, tighter controls are needed over the Commission’s downwards accountability mechanisms. I propose that the Commission’s representation duty to downwards account holders should go beyond providing a raw input forum for deliberation. It should also ensure that all downwards account holders have an equal opportunity to represent their interests and participate in the decision-making process. Using Bovens’ words, these downwards input mechanisms need to be transformed into a vertical accountability obligation where the Commission is accountable to its upwards actors for ensuring fair representation of downwards actors. This next part will discuss how improving the representation of marginalised actors in the market study can enhance the democratic and learning perspectives of accountability on the Commission.

  1. Normative analysis of the accountability mechanisms in the market study process

Bovens identifies three perspectives that underpin accountability mechanisms: democratic, constitutional, and learning perspectives. The democratic perspective emphasises that accountability mechanisms provide a democratic means for citizens to monitor and control government conduct. By promoting public input and information transparency, accountability mechanisms allow citizens to judge “the fairness, effectiveness, and efficiency of governance”.[215]
The learning perspective views accountability mechanisms as a means to enhance the learning capacity and effectiveness of public administration.[216] To give effect to the learning perspective, accountability structures should be designed to keep governments effective in delivering on their promises.[217] The learning perspective tests whether the correct incentives are in place for officials to reflect on their policies,[218] including the existence of sufficient sanctions to motivate actors to learn from mistakes.[219]
The constitutional perspective views the purpose of accountability as a safeguard against the concentration and abuse of government power,[220] providing countervailing checks and balances on the exercise of such power.[221] While the learning perspective is relevant to the market study power, this article primarily focuses on the democratic perspective. Therefore, this part briefly assesses the compliance of the market study process with the learning perspective before demonstrating that its main deficiency lies in its failure to adhere to the democratic perspective.

  1. Learning perspective

The learning perspective posits that the market study process should provide sufficient incentives for officials to reflect on and improve their policies and procedures. This often involves conducting ex post performance assessments to evaluate regulatory effectiveness. As Jacobzone observes, regular performance assessments are “crucial to ensure accountability and to establish the legitimacy of the regulatory authority”.[222] Gilardi emphasises that regulatory performance should be evaluated based on the objectives assigned to them.[223] This requires clearly defined objectives, measurable targets, and the risk of sanctions if targets are not met.[224]
However, a study examining market study practices across 36 countries found that both setting objectives and ex post performance assessments are uncommon. According to the International Competition Network, 70 per cent of jurisdictions do not measure changes in market outcomes following a market study and 85 per cent do not publish criteria for measuring impacts.[225] The report concludes that “[t]his indicates that for many, at present, measuring the costs and benefits of their market studies work ... is relatively new, not fully developed, or non-existent”.[226]
Similarly, in New Zealand, there is no requirement for the Commission to indicate whether the study met its terms of reference. To promote the learning perspective, the government should introduce a stronger requirement for the Commission to assess whether a market study has achieved its initial objectives. This could entail evaluating the proportionality, costs, benefits, and impacts of the study both before initiation and after its conclusion. For example, before initiating a market study, a thorough consideration should be given to whether the anticipated social benefits outweigh potential harms from intervening in the market and whether less onerous alternatives, such as enforcement action, could address market failures.[227] This would promote accountability by providing further visibility of outcomes and encourage the Minister to only initiate studies that are reasonably necessary or justifiable.[228]
Once the study is complete, the Commission should be required to assess whether the terms of reference, objectives of the study, and statutory purpose of “promot[ing] competition in markets for the long-term benefit of consumers” were achieved by the study’s outcome.[229] Requiring explicit consideration of the market study’s outcomes in relation to its statutory purpose would reorient the process around consumers as the primary stakeholder rather than the regulated industry. Such a requirement might also enable the Commission to learn from any mistakes made during the process and to apply those lessons to improve future performance.[230]

  1. Democratic perspective

From the democratic perspective, accountability mechanisms legitimise government action by allowing affected citizens to participate in the decision-making process.[231] In the market study process, the democratic interests are primarily incorporated through the various participation and input processes which allow stakeholders to influence the final report. However, the democratic perspective goes beyond simply shortening the distance between regulators and the regulated. Inclusiveness is another key aspect of democracy. As Peters observes: “If one ideal of democracy is inclusiveness and equality then making public organizations responsive to only a limited number of individuals and interests appears to lessen that inclusiveness substantially.”[232]
If inclusiveness is an “ideal of democracy”, does the Commission’s failure to address the disadvantages faced by consumer groups weaken its compliance with the democratic perspective? The answer is not straightforward. The government plays a significant role in initiating and scrutinising the market study, allowing the opposition and media to indirectly account for underrepresented perspectives during the scrutiny of the report. While the Commission may prefer engaging with interest groups over individuals, the government must consider unorganised interests, as they hold the key electoral accountability mechanism. If a critical body of consumers is dissatisfied with the market study outcome and process then, in theory, the legislature and media can represent these voters by holding the market study accountable. Therefore, the market study remains connected to the democratic will because its findings must go through parliamentary scrutiny.
As previously indicated, there is some evidence that ministerial consideration of the Commission’s recommendations successfully incorporated the democratic will. In the grocery market study, the government arguably went beyond the Commission’s recommendations in response to the public backlash to the report. The government aimed to address the dissatisfaction of consumers and suppliers by taking a stronger stance against supermarkets than what the Commission had suggested. In the end, the government’s solution was to go slightly beyond the Commission’s recommendations; the government made some voluntary recommendations mandatory and suggested reviewing the supermarket industry more regularly than in the Commission’s initial recommendation. Still, the government did not stray too far off the beaten path, declining to reintroduce the originally rejected third supermarket recommendation.
However, the government faced a dilemma if it wished to further distance itself from the study’s recommendations. On one hand, following the Commission’s recommendations would require the government to embrace the findings of a politically unpopular report. On the other hand, deviating too far from the Commission’s recommendations might be perceived as undemocratic, disregarding the collaborative process with interest groups and making decisions based solely on its own preferences. As Malpass observes, “without the political cover provided by the Commerce Commission it becomes much more Labour versus the supermarkets”.[233] Thus, while the requirement for the government to respond to the study’s recommendations ensures that the democratic will is considered, in practice, the government faces political risks if its final policy significantly deviates from the Commission’s findings, losing the “political cover” provided by the Commission.
Administrative justice theory provides valuable insights as to why relying solely on the ministerial accountability mechanism is insufficient, emphasising that bureaucratic decision-making must be both procedurally and substantively just.[234] One perspective within administrative justice argues that procedural fairness is instrumental in achieving substantive justice, as fair procedures lead to just outcomes.[235] Therefore, for the market study process to be administratively just, the process must consider the fairness of how participants are treated and the justice of what they receive.[236] The latter substantive element, in particular, is concerned with how the benefits and burdens are distributed among groups in society.[237]
Accordingly, administrative justice is concerned with the equitable distribution of benefits in the retail grocery market study among various interest groups. However, it is doubtful whether this was achieved because of the procedural difficulties faced by consumers in providing input into the study. Administrative justice theory would suggest that the unfair process led to an unjust substantive outcome. Indeed, Adler argues that to achieve administrative justice, internal forms of accountability are necessary in addition to external mechanisms.[238] Recall, the primary measure of accountability in the market study process is the external ministerial accountability mechanism. However, Adler’s review of administrative decision-making in the United Kingdom suggests that external accountability mechanisms have often been used to promote procedural fairness and substantive justice, and that “the available evidence does not suggest that this approach is very effective”.[239]
It is conceivable that one of the reasons why the grocery market study was delegated to the Commission was to provide “political cover” and to establish a public mandate for the Labour Party government’s intervention in the grocery market. However, since the government’s authority to intervene is partially derived from the market study, it is essential for the market study process to be internally accountable. Straying too far from the study’s findings risks undermining the public mandate for intervention. As such, the democratic perspective must be promoted within the market study process itself. Furthermore, if the main democratic weakness of the market study lies in the advantage given to industry interest groups over consumer groups, accountability mechanisms must amplify the consumer perspective.
I recommend that the government explore the potential establishment of independent consumer bodies (ICBs) to strengthen consumers’ representation in the market study process. ICBs are statutory bodies created specifically to protect consumer interests, focusing on the specific needs of consumers rather than broader public concerns.[240] ICBs are prevalent in the United Kingdom; some examples include Energywatch, which represented consumers in the Office of Gas and Electricity Markets, and Postwatch, which monitored the Royal Mail.[241] ICBs were established in recognition that economic regulators could not always easily and consistently establish the consumer interest.[242] According to the House of Lords, ICBs were founded out of a concern that “regulators, in balancing the interests of the regulated companies ... with the consumers, might hear more of the company voice and have too great a regard for their interests”.[243]
ICBs also serve as parallel statutory entities that can challenge and provide horizontal accountability to the economic regulator, filling the accountability gap present in the current market study process.[244] Again, the consumer voice is not only theoretically vulnerable because of the “logic of collective action”, but consumers were, arguably, substantially underrepresented in the grocery market study. The only inputting consumer groups were Consumer NZ and a peripheral fringe of charities. This lack of consumer engagement can be attributed to the current structure of the market study process, which places the responsibility on consumers to actively participate. The pluralist analysis presented in Part IV of this article demonstrated the high costs and disincentives that consumers face when participating in the market study process, as they lack the same financial stake as the regulated industry.
In contrast, ICBs actively seek out the consumer perspective through methods such as surveys and interviews.[245] After completing this fieldwork, they are tasked with collating their findings and discerning the consumer interest, before representing this interest in the market study process. However, it is important to note that the House of Lords has raised valid questions regarding the common framework used to determine the consumer interest and to what extent ICBs are representative of the consumer interest. A comprehensive study on the effectiveness of ICBs in the United Kingdom is worthy of its own article. My research has found limited scholarship on this topic. Accordingly, while ICBs may not provide an immediate solution to the market study’s accountability problems, they nevertheless serve as a viable starting point for further consideration.

  1. CONCLUSION

The unanticipated scale of public backlash following the retail grocery market study has revealed several regulatory design and procedural issues that undermine the effectiveness of the market study process. The process in its current state deviates significantly from the Commission’s traditional functions by aiming to promote competition instead of focusing on prosecuting anti-competitive conduct. By requiring the Commission to make policy decisions that balance both competitive and non-competitive objectives, the market study process leaves the institution vulnerable to regulatory capture through extensive engagement with the regulated industry. The process is therefore being exercised within a context of contentious democratic legitimacy, with the Commission facing challenges regarding the appropriateness of its role in policymaking.
Applying the theory of interest-group pluralism reveals that the market study process provides greater access and voice to industry actors over consumer groups. This finding is supported both empirically and theoretically. Empirically, Consumer NZ was the only consumer representative group that engaged with the study. Theoretically, according to the neopluralist school, not all interest groups have equal access to the political marketplace because organised business interests typically occupy advantageous positions when compared to consumer groups. Consumer groups face challenges in defending their interests effectively due to the logic of collective action, rational apathy, and free-rider problems. As a result, the consumer perspective was likely underrepresented in the grocery market study, notwithstanding the lack of empirical evidence on this issue.
The final market study report’s recommendations closely aligned with the interests and submissions of the supermarket and supplier groups. Conversely, the recommendation to directly stimulate a third supermarket, supported by the consumer and charity group submissions but opposed by the supermarkets and suppliers, was omitted from the final report. These omissions and close alignments do not by themselves prove the extent to which the Commission considered the consumer perspective. Nevertheless, according to pluralist theory, outcomes like these are anticipated, as organised business interests tend to exert more influence in the political process than consumer groups.
This combination of factors underscores the need for stronger accountability mechanisms in future market studies. This article has identified several accountability deficits in the current market study process. First, due to its arm’s-length nature from the Minister, the market study is susceptible to the “problem of many hands”, creating ambiguity regarding the responsibility of the Minister and Commission for the study’s outcome. Secondly, while the market study process relies on downwards accountability mechanisms towards consumers and industry groups, these mechanisms are often voluntarily adopted by the Commission and not regulated by statute. It is problematic when these mechanisms grant greater access and voice to industry groups.
My suggestions are not intended to be taken as radical solutions, but rather to serve as foundations for further discussion and investigation. From the learning perspective, a requirement to reflect on the objectives of the study would allow the Commission to learn from mistakes made during the process and to improve its future performance. From the democratic perspective, the introduction of independent consumer bodies would remedy the biggest issue observed in the market study process, namely the potential for industry groups to have greater access to the process than consumers. As emphasised throughout this article, the Commission’s sole statutory purpose is to “promote competition in markets for the long-term benefit of consumers”.[246] The Commission can only achieve this aspirational purpose if consumers are empowered to defend their interests within the market study process.


[*] LLB(Hons), BA Wgtn. A most grateful thank you to my supervisor, Eddie Clark, for his sincere feedback, encouragement and wisdom.

[1] Will Mace and Dita De Boni “Grocery challengers say ComCom report ‘weak’” The National Business Review (online ed, Auckland, 8 March 2022).

[2] Luke Malpass “Commerce Commission’s supermarkets softly-softly makes life harder for Government” (8 March 2022) Stuff <www.stuff.co.nz>.

[3] Hamish Rutherford “Final supermarket report a big backdown on profitability and response” The New Zealand Herald (online ed, Auckland, 8 March 2022).

[4] Martyn Bradbury “Commerce Commission guttlessly capitulates to Supermarket Duopoly – Labour won’t do anything” (8 March 2022) The Daily Blog <www.thedailyblog.co.nz>.

[5] Bernard Hickey “New Zealand’s supermarket duopoly lives to profit another day” (9 March 2022) The Spinoff <www.thespinoff.co.nz>.

[6] Bryce Edwards “Political Roundup – Supermarkets win in the end” (9 March 2022) Democracy Project <www.democracyproject.nz>.

[7] Commerce Commission Market Study into the Retail Grocery Sector – Statement of Process (19 November 2020) at 1.

[8] Commerce Commission Market study into the retail grocery sector: Draft report (29 July 2021) at [9.10].

[9] At [3.35] and [3.97].

[10] At [9.98]–[9.106].

[11] Kate MacNamara “Forced sale of supermarket assets still on the table as Govt tackles cost of living” The New Zealand Herald (online ed, Auckland, 28 January 2023).

[12] Commerce Commission Market study into the retail grocery sector: Final report (8 March 2022) at [9.257].

[13] Donal Curtin “Submission to the Transport and Infrastructure Select Committee on the Commerce Amendment Bill 2018” at [28].

[14] Commerce Act 1986, s 48.

[15] See William E Kovacic “Market structure and market studies” in Jay P Choi, Wonhyuk Lim and Sang-Hyop Lee (eds) Competition Law and Economic Developments, Policies and Enforcement Trends in the US and Korea (Edward Elgar Publishing, Cheltenham, 2020) 30 at 31.

[16] For example, Japan’s competition agency has had the function since the 1940s and the United Kingdom’s agency since 1973: see Tamar Indig and Michal S Gal “New powers – new vulnerabilities? A critical analysis of market inquiries performed by competition authorities” in Josef Drexl and Fabiana Di Porto (eds) Competition Law as Regulation (Edward Elgar Publishing, Cheltenham, 2015) 89 at 89–90.

[17] Commerce Act, s 48.

[18] Commerce Amendment Bill 2018 (45–2) (select committee report) at 1; and Commerce Act, s 1A.

[19] For example, the 2011 milk price inquiry and the 2010 study into the commercial building industry: see Donal Curtin “Is the competition toolkit missing its torch? The case for market studies” (paper presented to New Zealand Association of Economists Annual Conference, Wellington, July 2015) at 12–15.

[20] Commerce Commission v Telecom Corp of New Zealand Ltd [1994] NZCA 212; [1994] 2 NZLR 421 (CA) at 429.

[21] See Kovacic, above n 15, at 32.

[22] Commerce Act, ss 50(1) and 51(1).

[23] Commerce Commission Market Studies Guidelines (19 November 2020) at [32].

[24] At [32].

[25] Commerce Act, ss 50(2) and 51(2).

[26] Section 51A(1).

[27] Section 51A(2)–(3).

[28] Section 51C(1).

[29] Section 51C(2).

[30] Organisation for Economic Co-operation and Development Using Market Studies to Tackle Emerging Competition Issues (2020) at 21.

[31] At 21; and Organisation for Economic Co-operation and Development Policy Roundtables: Market Studies (2008) at 9.

[32] At 21.

[33] Commerce Commission Market Studies Guidelines, above n 23, at [62]; Commerce Commission Competition and Consumer Investigation Guidelines (July 2018) at [102]; and Commerce Act, s 98.

[34] Section 98(1).

[35] Section 98(1).

[36] Sections 51B and 51D.

[37] Indig and Gal, above n 16, at 96.

[38] Kovacic, above n 15, at 33.

[39] Commerce Act, s 51B(3).

[40] Section 51B(2).

[41] Indig and Gal, above n 16, at 101.

[42] International Competition Network “Market Studies Project Report” (paper presented to the 8th Annual Conference of the International Competition Network, Zurich, June 2009) at 74.

[43] Commerce Commission “About us” (June 2022) <www.comcom.govt.nz>.

[44] Kovacic, above n 15, at 38.

[45] Organisation for Economic Co-operation and Development, above n 30, at 17.

[46] At 15.

[47] Amelia Fletcher “Market Investigations for Digital Platforms: Panacea or Complement?” (2021) 12 JECL & Pract 44 at 45.

[48] Price leadership behaviour occurs in concentrated markets with transparent prices, such as the retail petrol market, where if one firm changes its prices, the other firms are incentivised to follow. This means the firms stop effectively competing on price, harming consumer welfare. However, there is no communication between the firms in such circumstances, meaning the Commerce Act provisions on arrangements cannot be triggered.

[49] See Campbell Doer “The Problem of Collusion: How Best to Resolve it?” [2000] AukULawRw 6; (2000) 9 Auckland U L Rev 104 at 104 and 112.

[50] See Indig and Gal, above n 16, at 102.

[51] Fletcher, above n 47, at 45–46.

[52] Ian Harper and others Competition Policy Review: Final Report (Australian Treasury, March 2015) at 447–448.

[53] See Matt Sumpter “Competition Law” [2021] NZ L Rev 457 at 469; and NZME Ltd v Commerce Commission [2018] NZCA 389, [2018] 3 NZLR 715 at [81].

[54] Indig and Gal, above n 16, at 92.

[55] At 92.

[56] Kovacic, above n 15, at 30.

[57] Mariateresa Maggiolino “The regulatory breakthrough of competition law: definitions and worries” in Josef Drexl and Fabiana Di Porto (eds) Competition Law as Regulation (Edward Elgar Publishing, Cheltenham, 2015) 3 at 16–17.

[58] Daniel A Crane “Antitrust’s Unconventional Politics” (2018) 104 Va L Rev 118 at 118.

[59] See Indig and Gal, above n 16, at 103–105; Kovacic, above n 15, at 33; and Francesco Naismith and Baethan Mullen Market Studies: Making All the Difference? (Competition Policy International, March 2022) at 6.

[60] Kovacic, above n 15, at 33.

[61] At 33.

[62] International Competition Network, above n 42, at 107.

[63] Indig and Gal, above n 16, at 104–105.

[64] Martin Lodge “Accountability and Transparency in Regulation: Critiques, Doctrines and Instruments” in Jacint Jordana and David Levi-Faur (eds) The Politics of Regulation: Institutions and Regulatory Reforms for the Age of Governance (Edward Elgar Publishing, Cheltenham, 2004) 124 at 125.

[65] Rodney Maddock, Joe Dimasi and Stephen P King “Rationalising rustic regulators: How should Australia’s national economic regulators be reorganised?” (paper prepared for the Monash Business Policy Forum, 11 July 2014) at 13.

[66] Lodge, above n 64, at 125.

[67] At 125.

[68] Indig and Gal, above n 16, at 100.

[69] Giles Dexter “National MP apologises for saying Commerce Commission ‘need a bullet’” (1 June 2023) RNZ <www.rnz.co.nz>.

[70] Mark Berry “Institutional Design Issues and Policy Challenges: Reflections from Former Chair of the Commerce Commission, Dr Mark Berry” (2020) 51 VUWLR 231 at 232.

[71] See Hickey, above n 5.

[72] Roger Partridge Reassessing the Regulators: The good, the bad and the Commerce Commission (The New Zealand Initiative, May 2022) at 7–8 and 40.

[73] At 24.

[74] At 24.

[75] At 24.

[76] See Tom Pullar-Strecker “Commerce Commission reputation ‘slides’ in business poll” (24 May 2022) Stuff <www.stuff.co.nz>; Roger Partridge “Time is up for Commerce Commission” The New Zealand Herald (online ed, Auckland, 24 May 2022); and Pattrick Smellie “NZ Initiative claims ‘alarming’ decline at ComCom” (24 May 2022) BusinessDesk <www.businessdesk.co.nz>.

[77] Partridge, above n 72, at 24.

[78] Commerce Act, s 1A.

[79] Giandomenico Majone “The regulatory state and its legitimacy problems” (1999) 22 W Eur Polit 1 at 22–23.

[80] Julia Black “Constructing and contesting legitimacy and accountability in polycentric regulatory regimes” (2008) 2 Regul Gov 137 at 144.

[81] At 144.

[82] At 144.

[83] Mark C Suchman “Managing Legitimacy: Strategic and Institutional Approaches” (1995) 20 AMR 571 at 577.

[84] Majone, above n 79, at 21.

[85] Tom R Tyler Why People Obey the Law (Princeton University Press, Princeton (NJ), 2006) at 57.

[86] At 57.

[87] Mark Bovens “Public Accountability” in Ewan Ferlie, Laurence E Lynn and Christopher Pollitt (eds) The Oxford Handbook of Public Management (Oxford University Press, Oxford, 2007) 182 at 182.

[88] Mark Bovens “Analysing and Assessing Accountability: A Conceptual Framework” (2007) 13 ELJ 447 at 464.

[89] Bovens, above n 87, at 198.

[90] Fritz Scharpf Governing in Europe: Effective and Democratic? (Oxford University Press, Oxford, 1999) at 7–8; and Fabrizio Gilardi “Evaluating Independent Regulators” (paper presented to the OECD Working Party on Regulatory Management and Reform, London, 10–11 January 2005) at 108.

[91] Scharpf, above n 90, at 7–8; and Gül Sosay and E Ünal Zenginobuz “Independence and Accountability of Regulatory Agencies in Turkey” (paper presented to the ECPR Conference on Regulatory Governance, University of Bath, Bath, United Kingdom, 7–8 September 2006) at 15–16.

[92] B Guy Peters “Accountability in Public Administration” in Mark Bovens, Robert E Goodin and Thomas Schillemans (eds) The Oxford Handbook of Public Accountability (Oxford University Press, Oxford, 2014) 211 at 215.

[93] George J Stigler “The Theory of Economic Regulation” (1971) 2 Bell J Econ & Manage Sci 3 at 5.

[94] Daniel Carpenter and David A Moss Preventing Regulatory Capture Special Interest Influence and How to Limit It (Cambridge University Press, Cambridge, 2014) at 13.

[95] Ernesto Dal Bó “Regulatory Capture: A Review” (2006) 22 OxREP 203 at 203.

[96] Indig and Gal, above n 16, at 108.

[97] Commerce Commission Market Studies Guidelines, above n 23, at [61].

[98] At 13.

[99] Cass R Sunstein “Interest Groups in American Public Law” (1985) 38 Stan L Rev 29 at 63.

[100] Commerce Commission Competition and Consumer Investigation Guidelines, above n 33, at [108].

[101] Deserai A Crow, Elizabeth A Albright and Elizabeth Koebele “Public Information and Regulatory Processes: What the Public Knows and Regulators Decide” (2016) 33 RPR 90 at 103.

[102] At 103.

[103] Joseph Stiglitz “Regulation and Failure” in David Moss and John Cisternino (eds) New Perspectives on Regulation (The Tobin Project, Cambridge (Mass), 2009) 11 at 18.

[104] See Commerce Commission Market Studies Guidelines, above n 23, at 13–14; and Commerce Commission Market study into the retail grocery sector: Final report, above n 12, at 20–22.

[105] Carpenter and Moss, above n 94, at 18.

[106] Stiglitz, above n 103, at 18.

[107] At 18.

[108] Sunstein, above n 99, at 32.

[109] Andrew McFarland “Interest Group Theory” in L Sandy Maisel, Jeffrey M Berry and George C Edwards (eds) The Oxford Handbook of American Political Parties and Interest Groups (Oxford University Press, Oxford, 2010) 37 at 39–40.

[110] Sunstein, above n 99, at 32.

[111] McFarland, above n 109, at 40.

[112] Sunstein, above n 99, at 32.

[113] McFarland, above n 109, at 37.

[114] At 37.

[115] John Hart Ely Democracy and distrust: A theory of judicial review (Harvard University Press, Cambridge (Mass), 1980) at 78 and 135.

[116] At 78.

[117] At 135.

[118] Sunstein, above n 99, at 33.

[119] At 33.

[120] At 33.

[121] Martin J Smith “Pluralism, Reformed Pluralism and Neopluralism: the Role of Pressure Groups in Policy-Making” (1990) 38 Political Stud 302 at 315.

[122] McFarland, above n 109, at 42.

[123] Smith, above n 121, at 304.

[124] McFarland, above n 109, at 42.

[125] Theodore J Lowi The end of liberalism: Ideology, Policy, and the Crisis of Public Authority (Norton, New York, 1969) at 86–87; and Smith, above n 121, at 316.

[126] Sunstein, above n 99, at 74.

[127] At 77–78.

[128] Pablo T Spiller “Politicians, Interest Groups, and Regulators: A Multiple-Principals Agency Theory of Regulation, or ‘Let Them Be Bribed’” (1990) 33 JLE 65 at 65.

[129] Charles D Delorme Jr, W Scott Frame and David R Kamerschen “Empirical Evidence on a Special-Interest-Group Perspective to Antitrust” (1997) 92 Public Choice 317 at 317.

[130] Bruce L Benson, M L Greenhut and Randall G Holcombe “Interest Groups and the Antitrust Paradox” (1987) 6 Cato Journal 801 at 802.

[131] At 802.

[132] At 802–803.

[133] Crow, Albright and Koebele, above n 101, at 90.

[134] Spiller, above n 128, at 66.

[135] Crow, Albright and Koebele, above n 101, at 90.

[136] Delorme Jr, Frame and Kamerschen, above n 129, at 317.

[137] Robert H Lande “Wealth Transfers as the Original and Primary Concern of Antitrust: The Efficiency Interpretation Challenged” (1982) 34 Hastings LJ 64 at 74.

[138] Delorme Jr, Frame and Kamerschen, above n 129, at 317

[139] Benson, Greenhut and Holcombe, above n 130, at 808.

[140] At 808.

[141] At 807.

[142] At 807.

[143] At 808.

[144] See Foodstuffs North Island Foodstuffs North Island’s Submission on Grocery Market Study Draft Report (15 September 2021) at 8–33; and Woolworths New Zealand Woolworths New Zealand Limited’s submission on the New Zealand Commerce Commission’s draft report regarding the market study into the retail grocery sector (10 September 2021) at 57–108.

[145] See Foodstuffs North Island, above n 144, at 8–33; and Woolworths New Zealand, above n 144, at 57–108.

[146] See Foodstuffs North Island, above n 144, at [421]; and Woolworths New Zealand, above n 144, at [4.1].

[147] Maurice E Stucke “Looking at the Monopsony in the Mirror” (2013) 62 Emory LJ 1509 at 1510.

[148] New Zealand Food and Grocery Council Market study into the retail grocery sector: Draft report (26 August 2021) at 33–38.

[149] See New Zealand Food and Grocery Council, above n 148, at 33-38.

[150] See Nestlé New Zealand Limited Submission by Nestlé New Zealand Limited (“Nestlé”) in respect of the Draft Report of the New Zealand Commerce Commission (“NZCC”) on the Market study into the retail grocery sector dated 29 July 2021 (“Draft Report”) (26 August 2021); Vegetables New Zealand and Horticulture New Zealand Draft Report: Market Study Into the Retail Grocery Sector (26 August 2021); Federated Farmers of New Zealand Draft Report for Market Study into the Retail Grocery Sector (26 August 2021); Waterloo Farm Feedback On Commerce Commission’s Draft Report On Supermarkets Waterloo Farm Vegetable Grower (26 August 2021); Rural Women New Zealand Market Study into the Grocery Sector (26 August 2021); and Pernod Ricard Winemakers Pernod Ricard Winemakers NZ Limited’s Response To The Market Study Into The Grocery Sector (25 August 2021).

[151] See Nestlé New Zealand Limited, above n 150; Vegetables New Zealand and Horticulture New Zealand, above n 150; Federated Farmers of New Zealand, above n 150; Waterloo Farm, above n 150; Rural Women New Zealand, above n 150; and Pernod Ricard Winemakers, above n 150.

[152] Two supplier representative groups supported the third supermarket entrant recommendations: New Zealand Food and Grocery Council Market study into the retail grocery sector: Draft report (26 August 2021); and NZPork NZPork feedback on Market Study into the grocery sector Draft report (26 August 2021).

[153] Consumer NZ Submission on “Market study into the retail grocery sector: Draft report” (26 August 2021) at [2.1].

[154] The Salvation Army Market Study into the grocery sector – draft report: Consultation comments to the Commerce Commission (26 August 2021) at [18].

[155] At [25]; Consumer NZ, above n 153, at [3.3]; and Christians Against Poverty Market Study into the Grocery Sector (26 August 2021) at 5. See also FinCap Letter of support for Consumer NZ submission responding to the Market study into the retail grocery sector Draft report (25 August 2021) which supported Consumer NZ’s recommendations, including support for a new market entrant.

[156] Commerce Commission Market study into the retail grocery sector: Final report, above n 12, at [9.256].

[157] See Foodstuffs North Island, above n 144, at 89; and Woolworths New Zealand, above n 144, at [6.2].

[158] See Nestlé New Zealand Limited, above n 150; Vegetables New Zealand and Horticulture New Zealand, above n 150; Federated Farmers of New Zealand, above n 150; Waterloo Farm, above n 150; Rural Women New Zealand, above n 150; and Pernod Ricard Winemakers, above n 150.

[159] See Mace and De Boni, above n 1; Malpass, above n 2; Rutherford, above n 3; Bradbury, above n 4; Hickey, above n 5; and Edwards, above n 6.

[160] See Edwards, above n 6.

[161] Gül Sosay “Delegation and Accountability: Independent Regulatory Agencies in Turkey” (2009) 10 Turkish Stud 341 at 347.

[162] Lowi, above n 125, at 86–87; and Smith, above n 121, at 316.

[163] Mancur Olson The Logic of Collective Action: Public Goods and the Theory of Groups (Harvard University Press, Cambridge (Mass), 1965) at 166.

[164] See McFarland, above n 109, at 41; and Olson, above n 163, at 167.

[165] McFarland, above n 109, at 40.

[166] At 40–41.

[167] At 41.

[168] Roger Van den Bergh “Private Enforcement of European Competition Law and the Persisting Collective Action Problem” (2013) 20 MJ 12 at 14.

[169] At 14.

[170] McFarland, above n 109, at 40.

[171] Olson, above n 163, at 14–15.

[172] Van den Bergh, above n 168, at 24.

[173] Smith, above n 121, at 305.

[174] Crow, Albright and Koebele, above n 101, at 93.

[175] The government rejected the voluntary wholesale access recommendation, but strengthened it by making wholesale access mandatory. They also rejected the three-year review recommendation, but went further by establishing an annual review of competition in the grocery sector.

[176] Smith, above n 121, at 305.

[177] At 305.

[178] Bovens, above n 87, at 184.

[179] Mark Bovens, Thomas Schillemans and Robert Goodin The Oxford Handbook of Public Accountability (Oxford University Press, Oxford, 2014) at 6.

[180] Bovens, above n 88, at 450 (emphasis removed).

[181] Bovens, Schillemans, Goodin, above n 179, at 13–14.

[182] Bovens, above n 87, at 184.

[183] Colin Scott “Accountability in the Regulatory State” (2000) 27 J L & Soc 38 at 40.

[184] Bovens, above n 87, at 184.

[185] At 197–198.

[186] At 198.

[187] At 198.

[188] Select Committee on the Constitution The Regulatory State: Ensuring its Accountability (HL 61-I, 6 May 2004) at 19–21.

[189] At 20.

[190] Scott, above n 183, at 42.

[191] At 42.

[192] Sosay, above n 161, at 345.

[193] At 344.

[194] Scott, above n 183, at 42.

[195] Sosay, above n 161, at 345.

[196] Bovens, above n 88, at 458.

[197] Sosay, above n 161, at 343.

[198] Bovens, above n 87, at 189.

[199] Commerce Act, s 51E; and Indig and Gal, above n 16, at 96.

[200] Bovens, above n 88, at 459–461.

[201] Stéphane Jacobzone “Independent Regulatory Authorities in OECD countries: an overview” (paper presented to the OECD Working Party on Regulatory Management and Reform, London, 10–11 January 2005) at 75.

[202] Joseph E Stiglitz “Democratizing the International Monetary Fund and the World Bank: Governance and Accountability” (2003) 16 Governance 111 at 111.

[203] See ASB “Submission to the Transport and Infrastructure Committee on the Commerce Amendment Bill 2018” at 7.

[204] Scharpf, above n 90, at 7–8; and Sosay and Zenginobuz, above n 91, at 15–16.

[205] Scharpf, above n 90, at 7–8; and Gilardi, above n 90, at 108.

[206] Sosay, above n 161, at 345.

[207] Bovens, above n 88, at 460.

[208] Select Committee on the Constitution, above n 188, at [52].

[209] Commerce Act, s 51E.

[210] Lodge, above n 64, at 132.

[211] At 127.

[212] Sosay, above n 161, at 347.

[213] Commerce Act, s 51C.

[214] Commerce Commission Market Studies Guidelines, above n 23, at 12–15.

[215] Bovens, above n 87, at 193.

[216] Bovens, above n 88, at 463.

[217] At 463.

[218] At 463.

[219] At 466.

[220] At 463.

[221] At 463.

[222] Jacobzone, above n 201, at 36.

[223] Gilardi, above n 90, at 108.

[224] Sosay and Zenginobuz, above n 91, at 12–13.

[225] International Competition Network, above n 42, at 81.

[226] At 82.

[227] See Indig and Gal, above n 16, at 105.

[228] See ASB, above n 203, at 7.

[229] Commerce Act, s 1A.

[230] William E Kovacic and Marc Winerman “The Federal Trade Commission as an Independent Agency: Autonomy, Legitimacy, and Effectiveness” (2015) 100 Iowa L Rev 2085 at 2111.

[231] Ludvig Beckman “Deciding the demos: three conceptions of democratic legitimacy” (2019) 22 CRISPP 412 at 415.

[232] Peters, above n 92, at 215.

[233] Malpass, above n 2.

[234] Michael Adler “Understanding and Analyzing Administrative Justice” in Michael Adler (ed) Administrative Justice in Context (Bloomsbury Publishing, Portland, 2010) 129 at 129.

[235] At 132.

[236] At 129.

[237] At 130.

[238] At 129.

[239] At 147.

[240] David Stubbs Regulatory Models for Consumer Bodies: A Report for the Consumer Council for Northern Ireland (Consumer Council for Northern Ireland, December 2013) at 6.

[241] These bodies are now defunct and have been merged into Citizens Advice: see Select Committee on the Constitution, above n 188, at [58].

[242] At [58].

[243] At [58].

[244] At [59].

[245] At [59].

[246] Commerce Act, s 1A.


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