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Sandeep Bhupatiraju, Daniel L. Chen, Shareen Joshi, and Peter Neis

vol. 2, 2024, p. 151–178

This study investigates the impact of social identity on judicial processes and outcomes at the Patna High Court over a decade (2009 to 2019). We employ machine learning algorithms to infer caste status from surnames (names) in court records. We note that a majority of court participants have ‘...

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Felipe Gonzalez, Josepa Miquel-Florensa, Mounu Prem, and Stéphane Straub

December 2024

Infrastructure can drive development, but history shows it can also be used for political control. Paraguay’s roads under Stroessner's dictatorship highlight this dual nature, providing valuable lessons for today’s policymakers.

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Eric Schniter, Daniel Cummings, Paul L. Hooper, Jonathan Stieglitz, Benjamin C. Trumble, Hillard Kaplan, and Michael Gurven

vol. 9, n. 3-4, 2024

We examine various forms of helping behaviour among Tsimane Amerindians of Bolivia, focusing on the provision of shelter, childcare, food, sickcare, cultural influence and traditional story knowledge. Kin selection theory traditionally explains nepotistic nurturing of youth by closely related kin....

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Marc Ivaldi, Nicolas Petit, and Selçukhan Unekbas

vol. 86, n. 3, December 2024, pp. 647–678

The killer acquisitions theory states that established firms buy new businesses to pre-empt future competition, particularly in the pharmaceutical and digital industries. The theory fuels demand to make merger policy more restrictive. • But is the theory of killer acquisitions supported by...

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Patrice Cassagnard, and Mamadou Thiam

vol. 26, n. 1, 2024, pp. 1–28

This paper revisits the link between strategic trade policies and the mode of competition in the product market, emphasizing the emergence of a different mode of competition if only one of the two governments implements such a policy. We show that with an endogenous mode of competition and an...

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Vidrige H. Kandza, Haneul Jang, Francy Kiabiya Ntamboudila, Sheina Lew-Levy, and Adam H. Boyette

vol. 6, n. e22, 2024

Understanding the dynamics of inter-group cooperation in human adaptation has been the subject of recent empirical and theoretical studies in evolutionary anthropology, beginning to fill gaps in our knowledge of how interactions across political, economic and social domains can – and often do –...

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Catherine Molho, Jorge Peña, Manvir Singh, and Maxime Derex

n. 101913, 2024

Norms and institutions enable large-scale human cooperation by creating shared expectations and changing individuals’ incentives via monitoring or sanctioning. Like material technologies, these social technologies satisfy instrumental ends and solve difficult problems. However, the similarities and...

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Ingela Alger, Sergey Gavrilets, and Patrick Durkee

vol. 60, n. 101916, December 2024

We describe a formal model of norm psychology that can be applied to better understand norm change. The model integrates several proximate drivers of normative behavior: beliefs and preferences about a) material payoffs, b) personal norms, c) peer disapproval, d) conformity, and e) authority...

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André Grimaud, and Elie Gray

n. 155, 2024, pp. 3–44

We formalize inter-sectoral knowledge diffusion in a standard fully endogenous Schumpeterian growth model. Each sector is simultaneously sending and receiving knowledge; thereby, to produce new knowledge, the research and development activity of each sector draws from a pool of knowledge which...

Article

Mathias Dewatripont, and Jean Tirole

vol. 132, n. 8, 2024, pp. 2655–2694

Scholars and civil society have argued that competition erodes supplier morality. This paper establishes a robust irrelevance result, whereby intense market competition does not crowd out consequentialist ethics; it thereby issues a strong warning against the wholesale moral condemnation of markets...

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