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۹۶

چکیده

در نیم قرن اخیر، مدل معمای زندانی از مرزهای آغازین خود در حوزه تعارض منافع سطح خرد، فراتر رفته و گستره ای از مسائل مرتبط با نظام های وابستگی متقابل از جمله کنش جمعی، منابع اشتراکی، هنجارهای اجتماعی، سرمایه اجتماعی و غیره را تحت تأثیر قرار داده است. با چنین بازتاب گسترده ای بدیهی است وجود کاستی های بنیادی در این مدل، پژوهشگران و سیاست گذاران را به نتایج اشتباهی رسانده و آسیب شناسی دام های اجتماعی را ناممکن خواهد کرد. در این مقاله با بهره گیری از روش تحقیق توصیفی- تحلیلی و نظریه بازی های تحولی، ابتدا به واکاوی کاستی های نهفته در پویایی ها و انگاره های مدل معمای زندانی-تکراری و تحولی- پرداخته و چنین نتیجه گرفته ایم که این مدل در چهار سطح تعریف مفهوم، توضیح کارکرد، تبیین پیدایش و توصیف دگرگونی نهادها با کاستی های بنیادینی روبه رو است؛ ازاین رو، از توانایی تحلیل مسائل یادشده در سطرهای آغازین برخوردار نیست. سپس با یادآوری نقش عدم اطمینان در ایجاد چالش همکاری و واکاوی تأثیر شبکه های جهان کوچک بر نظام توزیع منافع از ماتریس شبه پارامتریک شکار گوزن جهت ارائه یک چهارچوب نظری جایگزین بهره گرفته و به این نتیجه رسیده ایم که همپوشانی ناخودانگیخته میان پیوندهای قوی و ضعیف می تواند با انباشت جریان های هم افزایی میان محتوا و ساختار، بستری برای خلق ظرفیت نهادگذاری و تأمین خیرهای همگانی بزرگ مقیاس فراهم آورد. بر این اساس، فرآیند برون رفت از دام های اجتماعی تنها به کمک نهادهای بسط دهنده ای آغاز خواهد شد که فرصت کشف منافع مشترک را افزایش می دهند نه هنجارهای اقتدارگرایانه ای که معمای زندانی را حل می کنند.

Deficiencies of the Prisoner’s Dilemma in Explaining the Emergence of Institutions: Introducing an Alternative

Over the past half-century, the impact of the prisoner’s dilemma has transcended its initial boundaries, influencing a broad spectrum of institutional studies and analyses of interdependent systems, such as collective action, public goods, governance of the commons, social norms, and social capital. Given this extensive influence, the latent fundamental flaws in this model can lead to misleading result for researchers and policymakers. As a descriptive–analytical research, the present study employed evolutionary game theory to examine the shortcomings of the iterative and evolutionary prisoner’s dilemma. It went on to introduce an alternative framework to explain the emergence and transformation of institutions. The critical discussion highlighted fundamental deficiencies of the prisoner’s dilemma manifested in four distinct levels of institutional analysis: the definition of institutions, identification of their function, explanation of their emergence, and description of their transformations. Consequently, the model is not capable of explaining institutional issues mentioned above. Addressing the role of uncertainty and considering the impact of small-world networks on payoff distribution, the second part of the study used a semi-parametric stag hunt matrix to model the cooperation problem. The results indicated that the non-spontaneous overlap between strong and weak ties can accumulate synergistic flows between content and structure, creating an environment conducive to institutionalizing capacity for achieving public goods on a large scale. Therefore, the process of overcoming social traps begins not with the punitive rules proposed by the prisoner’s dilemma, but with synergetic institutions that enhance the opportunity to discover common interests.IntroductionThe relation between institutions and development has been well recognized for quite some time. Numerous studies have delved into collective action, public goods, the governance of the commons, informal institutions, social capital, and the like. These areas serve as a common ground between two realms of economics: the theory of institutions and game theory. However, the majority of game theory studies are based on the assumption that the payoff distribution follows the prisoner’s dilemma. In the payoff matrix of the prisoner’s dilemma, the additional benefit of unilateral non-cooperative action results in a dominant strategy, preventing rational players from attaining the mutual benefits of cooperation. The central question in this literature is: how have human beings successfully established society and built civilization? There are three general solutions in the literature on the iterative and evolutionary prisoner’s dilemma. The initial solution, incorporating concepts like meta-game, folk theorem, reputation effect, and the norm of reciprocity, asserts that if the game repeats endlessly, cooperation becomes a foresight-driven choice. Contrary to this approach that suggests a form of spontaneous order, some sociologists argue that negative externalities of individual actions cannot be resolved by foresight or reciprocity, so the evolution of cooperation is only achievable through authoritative relations and punitive norms. The third solution, rooted in a biological assumption, contends that the prisoner’s dilemma can be solved through instincts without the need for rationality. The current article critically examined each of these approaches, and then introduced another payoff distribution matrix to explain how cooperation evolves in human society.Materials and MethodsThis study used a descriptive–analytical method as well as evolutionary game theory.Results and DiscussionThe article can be categorized into two main sections: the critical discussion and modeling. In the critical discussion, the results drawn from agent-based networks indicated that, even in the case of an endlessly repeating game, the emergence of the first cooperators would remain unexplained within the specific payoff matrix. Then, it was demonstrated that a substantial gap between theory and observation arises due to the inadequacy of the Prisoner’s dilemma in representing uncertainty. The discussion also addressed the contradiction stemming from overlooking the institutional context, particularly in defining reciprocity and explaining the emergence of norms. Moreover, the discussion highlighted some tautologies hidden in these definitions and explanations. Finally, three reasons were presented to underscore that the biological approach falls short of explaining how cooperation evolves in small-world networks.The discussions highlight fundamental deficiencies in the prisoner’s dilemma across four distinct levels of institutional analysis: the definition of institutions, identification of their function, explanation of their emergence, and description of their transformations. At the definitional level, the logic is fundamentally flawed due to its oversight of uncertainty as well as the mere emphasis on non-cooperative payoffs. Concerning the identification of function, the model predominantly stresses control and punishment, neglecting synergetic institutions that enhance opportunities to discover common interests, foster social synthesis on a large scale, lay the foundation for social contracts, and legitimize punitive rules. Moreover, an evolutionary model can only explain the endogenous emergence and transformation of institutions if it first demonstrates how a payoff matrix, where non-cooperation is a dominant strategy, can create a sustainable learning process. According to the results of agent-based networks, such a process cannot be explained in the prisoner’s dilemma.Nevertheless, evolutionary models, by sidestepping the assumptions of perfect rationality and information, possess a suitable capacity for studying interdependent systems and institutional analysis. Therefore, an alternative model can be formulated by implementing some reforms, including the utilization of the stag hunt matrix to account for uncertainty, incorporating small-world networks to better align with human societies, and ultimately introducing a semi-parametric payoff matrix to incorporate the influences of social structures.The results from the revised stag hunt model showed that the non-spontaneous overlap between strong and weak ties can accumulate synergistic flows, creating a conducive environment to institutionalizing capacity for achieving public goods on a large scale. Therefore, the process of overcoming social traps begins not with the free ride punishments proposed in the prisoner’s dilemma, but with synergetic institutions that enhance the opportunity to discover common interests.ConclusionThe prisoner’s dilemma describes a great challenge concerning micro-level conflicts of interest. However, using this model to explain the emergence and transformations of institutions is bound to yield highly misleading results for researchers and policymakers. Instead, the theoretical framework proposed in this study should find application across a broad spectrum of institutional studies, including analyzing the impacts of inclusive institutions on overcoming social traps, designing society-oriented methods for governing the commons, explaining the accumulation and modeling the measurement of social capital, and examining the social consequences of economic inequality.Keywords: Institutions, Cooperation Problem, Evolutionary Game Theory, Prisoner’s Dilemma, Stag HuntJEL Classification: C73, O43.

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