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Marcel Boyer
n° 20-1105, mai 2020
Je considère regrettable l'accent mis actuellement sur les inégalités de revenus et de richesse par rapport aux inégalités de consommation socialement plus pertinentes et considérablement réduites au cours des dernières décennies et plus. Un facteur important a été le développement des transferts...
Sean Ennis, Marc Ivaldi et Vicente Lagos
n° 20-1106, mai 2020
This paper examines the impact of most favored nation (MFN) clauses on retail prices, taking advantage of two natural experiments that changed vertical contracting between hotels and major digital platforms. The broad E.U. intervention narrowed the breadth of “price parity” obligations between...
Sumru Altug, Fabrice Collard, Cem Cakmakli, Sujoy Mukerji et Han Ozsöylev
n° 20-1107, mai 2020
In this paper, we examine the cyclical dynamics of a Real Business Cycle model with ambiguity averse consumers and investment irreversibility using the smooth ambiguity model of Klibanoff et al. (2005, 2009). Ambiguity of belief about the productivity process arises as agents do not know the...
Christian Bontemps et Raquel Menezes Bezerra Sampaio
n° 20-1108, mai 2020
In this paper we review the literature on static entry games and show how they can be used to estimate the market structure of the airline industry. The econometrics challenges are presented, in particular the problem of multiple equilibria and some solutions used in the literature are exposed. We...
Paul-Henri Moisson et Jean Tirole
mai 2020
The paper investigates factors that undermine meritocracy and policies that may restore it. To this purpose, it analyzes the Markovian dynamics, the entrenchment and the welfare properties of an organization whose members’ cooptation decisions are driven by two motives: quality and homophily. It...
The paper studies discriminatory hiring by an organization whose members’ cooptation decisions are driven by two motives: quality and homophily. Small variations in the initial quality or diversity of the organization may lead to virtuous or vicious spirals. In order to avoid depriving itself of...
Ingela Alger, Paul L. Hooper, Donald Cox, Jonathan Stieglitz et Hillard Kaplan
vol. 117, n° 20, mai 2020, p. 10746–10754
Paternal provisioning among humans is puzzling because it is rare among primates and absent in nonhuman apes and because emergent provisioning would have been subject to paternity theft. A provisioning “dad” loses fitness at the hands of nonprovisioning, mate-seeking “cads.” Recent models require...
n° 2 : « Competition Law review », mai 2020, p. 33–38
Thomas S. Kraft, Vivek Venkataraman, Karen L. Endicott et Kirk M. Endicott
vol. 29, n° 3, mai 2020, p. 117–124
The human evolutionary sciences place high value on quantitative data from traditional small‐scale societies that are rapidly modernizing. These data often stem from the sustained ethnographic work of anthropologists who are today nearing the end of their careers. Yet many quantitative ethnographic...
Estelle Midler, Marianne Lefebvre et Philippe Bontems
vol. 76, mai 2020, p. 405–428
Agriculture is one of the economic sectors most exposed to exogenous risks such as climate hazards and price volatility on agricultural markets. Agricultural policies targeting the adoption of environment-friendly but potentially risk-increasing practices cannot ignore this challenge. Farmers have...
