Recherche avancée

Alberto Micheletti

vol. 2, n° 10, avril 2020, 5 pages

One of the difficulties with cultural group selection theory highlighted in the review by Smith (2020, Evol. Hum. Sci., 2, e7) is its inability to separate the evolutionary effects of selection of cultural traits based on biological fitness (Cultural Selection 1) from the effects of selection based...

Céline Bonnet, C. Trachtman, M. Van Dop et Sofia B. Villas-Boas

vol. 47, n° 2, avril 2020, p. 819–847

Iyad Rahwan, Jacob W. Crandall et Jean-François Bonnefon

vol. 117, n° 14, avril 2020, p. 7555–7557

Alexis Carlier et Nicolas Treich

vol. 14, n° 1, avril 2020, p. 113–152

Research in economics is anthropocentric. It only cares about the welfare of humans, and usually does not concern itself with animals. When it does, animals are treated as resources, biodiversity, or food. That is, animals only have instrumental value for humans. Yet unlike water, trees or...

Abdelaati Daouia, Jean-Pierre Florens et Léopold Simar

vol. 14, avril 2020, p. 1–23

In stochastic frontier models, the regression function defines the production frontier and the regression errors are assumed to be composite. The actually observed outputs are assumed to be contaminated by a stochastic noise. The additive regression errors are composed from this noise term and the...

Philippe Alby, Emmanuelle Auriol et Pierre Nguimkeu

vol. 87, n° 346, avril 2020, p. 299–327

In the absence of a public safety net, wealthy Africans have the social obligation to share their re- sources with their needy relatives in the form of cash transfers and inefficient family hiring. We develop a model of entrepreneurial choice that accounts for this social redistributive constraint...

Pascal Bégout

vol. 2020, n° 39, 28 avril 2020, p. 1–18

Jean-Pierre Florens, Léopold Simar et Ingrid Van Keilegom

vol. 115, n° 529, mars 2020, p. 425–451

Sarah Alami, Christopher Von Rueden, Edmond Seabright, Thomas S. Kraft, Aaron D. Blackwell, Jonathan Stieglitz, Hillard Kaplan et Michael Gurven

vol. 287, n° 1922, mars 2020

High social status is often associated with greater mating opportunities and fertility for men, but do women also obtain fitness benefits of high status? Greater resource access and child survivorship may be principal pathways through which social status increases women's fitness. Here, we examine...

Sylvie Borau et Jean-François Bonnefon

vol. 120, mars 2020, p. 498–508