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Eran Shmaya et Bruno Ziliotto
vol. 63, n° 3, 2025
We consider a mean-field game model in which the cost functions depend on a fixed parameter referred to as the “state,” which remains unknown to the players. Players acquire information about the state through private signals received during the course of the game. We derive a mean-field system...
André Grimaud et Luc Rougé
vol. 29, n° e98, 2025, p. 1–30
Technical progress is considered a key element in the fight against climate change. It may take the form of technological breakthroughs, that is, shocks that induce significant leaps in the stock of knowledge. We use an endogenous growth framework with directed technical change to analyze the...
Christophe Courbage, Richard Peter, Béatrice Rey et Nicolas Treich
sous la direction de Georges Dionne, 3ème edition, Springer Cham, 2025
This chapter surveys the economic literature on prevention and precaution. Prevention refers to costly activities that mitigate risk. Prevention encompasses self-protection, an investment to reduce the probability of loss, and self-insurance, an investment to reduce the severity of loss. Precaution...
Benjamin Ouvrard, Arnaud Reynaud et Murudaiah Sivamurthy
vol. 11, n° 1, 2025
Using an experimental setting inspired by the empirical social choice literature, we analyze how Indian farmers define fair water allocation. We investigate the choices of 240 Indian farmers who — as a neutral third-party — are asked to make water allocation decisions in situations that differ,...
Ahmed Ezzeldin Mohamed
vol. 69, n° 4, 2025, p. 731–760
Autocratic elections are often marred with systematic intimidation and violence towards voters and candidates. When do authoritarian regimes resort to violent electoral strategies? I argue that electoral violence acts as a risk-management strategy in competitive authoritarian elections where: (a)...
Zohra Bouamra-Mechemache, Olivier de Mouzon, Valérie Orozco, Lola Pedrini et Marine Spiteri
vol. 99, 2025, p. 220–234
Dans le cadre d'une transition alimentaire vers plus de protéines végétales, nous étudions l'évolution des achats de produits contenant des légumineuses en France. De 2009 à 2019, la consommation de légumineuses hors soja a augmenté de 25 %, mais reste largement inférieure aux recommandations....
Daniel L. Chen, Manoj Kumar, Vishal Motwani et Philip Yeres
2025
Using data from 1946–2014, we show that audio features of lawyers’ introductory statements and lawyers’ facial attributes improve the performance of the best prediction models of Supreme Court outcomes. We infer face attributes using the MIT-CBCL human-labeled face database and infer voice...
Yannis Katsoulacos et Marc Ivaldi
2025sous la direction de Joseph Harrington et Maarten Pieter Schinkel, Cambridge University Press, 2025
Pablo José Varas Enríquez et Monique Borgerhoff Mulder
vol. 11, n° 48:e107, novembre 2025
The number and timing of births are strongly associated with the stability of available resources and the risk of extrinsic mortality. The authors suggest a verbal model to disentangle the relationship between these two variables. However, we challenge their assumption of a hierarchical...
Benjamin Pitt
vol. 36, n° 11, novembre 2025, p. 862–873
To navigate complex physical environments, animals keep track of the spatial relations among objects using various reference frames, both body-based (e.g., left/right) and environment-based (e.g., east/west), but how these spatial representations interact remains unresolved. Whereas neuroscientific...
