Recherche avancée

Shota Ichihashi et Alex Smolin

juillet 2025, p. 667

We study how recommendation algorithms affect trade and welfare in markets characterized by algorithmic consumption, such as e-commerce platforms and AI assistants. Our analysis begins with a model of bilateral trade in which a single product is exchanged between a buyer and a seller under...

Dirk Bergemann, Alessandro Bonatti et Alex Smolin

juillet 2025, p. 786

We develop an economic framework to analyze the optimal pricing and product design of Large Language Models (LLM). Our framework captures several key features of LLMs: variable operational costs of processing input and output tokens; the ability to customize models through fine-tuning; and high-...

Mengchen Dong, Jean-François Bonnefon et Iyad Rahwan

vol. 16, n° 6973, juillet 2025, révision 10 juin 2026

The deployment of AI in welfare benefit allocation accelerates decision-making but has led to unfair denials and false fraud accusations. In the US and UK (N = 3249), we examine public acceptability of speed-accuracy trade-offs among claimants and non-claimants. While the public generally tolerates...

Abdelaati Daouia et Gilles Stupfler

vol. 188, n° 3, juillet 2025, p. 712–713

Fabrice Collard et Omar Licandro

vol. 57, n° 101284, juillet 2025, révision 10 juin 2026

This paper embeds firm dynamics into the Neoclassical model in a framework with partially reversible capital and investment distortions, allowing for a simple characterization of the transitional dynamics of economies moving towards greater selection. At equilibrium, aggregate technology is...

Paul Seabright

vol. 6, n° 1 (2540002), juillet 2025

This paper summarises the main arguments of Seabright [2024. The Divine Economy: How Religions Compete for Wealth, Power and People. Princeton: Princeton University Press]. In this paper, I seek to not just to explain how religion has developed through prehistory and through history, but also to...

Philippe Bontems, Stephen F. Hamilton et Jason Lepore

n° 25-1658, juillet 2025

Multisided platforms have emerged as an increasingly important market structure with the rise of the digital economy. In this paper, we consider sequential price setting behavior by platforms and demonstrate sequential pricing outcomes Pareto dominate simultaneous pricing outcomes in terms of firm...

Olivier De Groote, Anaïs Fabre, Margaux Luflade et Arnaud Maurel

n° 25-1657, juillet 2025

The optimal functioning of centralized allocation systems is undermined by the pres-ence of institutions operating off-platform—a feature common to virtually all real-world implementations. These off-platform options generate justified envy, as students may reject their centralized assignment in...

Jordan S. Martin, Bret A. Beheim, Michael Gurven, Hillard Kaplan, Jonathan Stieglitz, Benjamin C. Trumble, Paul L. Hooper, Daniel Cummings, Daniel Eid Rodriguez et Adrian Jaeggi

vol. 11, n° 31, juillet 2025

Explaining the rapid evolution of human cooperation and its role in our species’ biodemographic success remains a major evolutionary puzzle. To address this challenge, we tested a social drive hypothesis, which predicts that social plasticity and social selection in human groups cause indirect...

Phoebe E. Imms, Nikhil Chaudhari, Daniel Cummings, Daniel Eid Rodriguez, Giuseppe Barisano, Paul L. Hooper, Katherine Sayre, Edmond Seabright, Randall C. Thompson, Linda Sutherland, James Sutherland, Benjamin C. Trumble, Michael Gurven, Jonathan Stieglitz, Caleb Finch, Hillard Kaplan, Wendy Mack, Margaret Gatz et Andrei Irimia

vol. 80, n° 8, juillet 2025