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Céline Nauges, and Jean-Paul Chavas

vol. 42, n. 1, March 2020, pp. 42–53

Adoption of agricultural innovations has been an important factor affecting the welfare of farmers, the productivity of agriculture and the economics of the food sector. This paper reviews the literature on technology adoption in agriculture with a focus on the role of uncertainty and learning. It...

Han Bleichrodt, David Crainich, Louis Eeckhoudt, and Nicolas Treich

vol. 89, March 2020, pp. 137–149

Diagnostic tests allow better informed medical decisions when there is uncertainty about a patient’s health status and, therefore, about the desirability to undertake treatment. This paper studies the relation between the expected value of diagnostic information and a patient's risk aversion. We...

Céline Bonnet, and Jan Philip Schain

vol. 16, n. 1, March 2020, pp. 1–35

In this article, we extend the literature on merger simulation models by incorporating its potential synergy gains into structural econometric analysis. We present a three-step integrated approach. We estimate a structural demand and supply model, as in Bonnet and Dubois (2010). This model allows...

Hanna Halaburda, Bruno Jullien, and Yaron Yehezkel

vol. 51, March 2020, pp. 3–31

We consider dynamic competition among platforms in a market with network externalities. A platform that dominated the market in the previous period becomes “focal” in the current period, in that agents play the equilibrium in which they join the focal platform whenever such equilibrium exists. Yet...

Edmond Awad, Sohan Dsouza, Jean-François Bonnefon, Azim Shariff, and Iyad Rahwan

vol. 63, n. 3, March 2020, pp. 48–55

Emilie Salvia, Katell Mevel, Grégoire Borst, Nicolas Poirel, Grégory Simon, François Orliac, Olivier Etard, Astrid Hopfensitz, Olivier Houdé, Jean-François Bonnefon, and Wim De Neys

vol. 13, n. 1, March 2020, pp. 19–33

Some economic transactions require people to trust strangers, whose trustworthiness is unknown. In these circumstances, behavioral studies have shown that adults (but not young adolescents) seem to have some minimal ability to detect the trustworthiness of adult strangers based on their facial...

Karine Van Der Straeten, Christopher Anderson, Luc Arrondel, André Blais, Jean-François Daoust, and Jean-François Laslier

vol. 1, n. 18, March 2020, pp. 91–110

It is widely assumed that celebrities are imbued with political capital and the power to move opinion. To understand the sources of that capital in the specific domain of sports celebrity, we investigate the popularity of global soccer superstars. Specifically, we examine players’ success in the...

Gonçalo Faria, and Andy Gardner

vol. 16, n. 3, March 2020

Genetic relatedness is a key driver of the evolution of cooperation. One mechanism that may ensure social partners are genetically related is kin discrimination, in which individuals are able to distinguish kin from non-kin and adjust their behaviour accordingly. However, the impact of kin...

Jorge Peña, Georg Nöldeke, and Oscar Puebla

vol. 195, n. 3, March 2020, pp. 524–533

Egg trading—whereby simultaneous hermaphrodites exchange each other’s eggs for fertilization—constitutes one of the few rigorously documented and most widely cited examples of direct reciprocity among unrelated individuals. Yet how egg trading may initially invade a population of nontrading...

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

vol. 287, n. 1922, March 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...