How cooperation emerges between non-kins is a key issue for understanding the evolution of societies. Exploring the role of the heterogeneity of social preferences in the decision to contribute to the provision of public goods reveals that conditional cooperation explains the decay of...

We provide experimental evidence of worker's ingratiation by opinion conformity and of managers' discrimination in favor of workers with whom they share similar opinions. In our Baseline, managers can observe both workers' performance at a task and opinions before assigning unequal payoffs. In...

We investigate experimentally ingratiatory behavior expressed by opinion conformity. Both individuals' performance at a task and their opinions on various topics can be observed before unequal payoffs are assigned by a second mover. In some treatments, first movers can change their opinion after...

In this paper, we investigate individuals' investment in status in an environment where no monetary return can possibly be derived from reaching a better relative position. We use a real-effort experiment in which we permit individuals to learn and potentially improve their status (rank). We...

The authors test the hypothesis that individual effort on the job depends both on one’s own income and on the individual’s position in the relevant income distribution. Combining experimental evidence from a gift-exchange game with multi-country ISSP survey data, they analyze the extent to...

When a deficit occurs in the funding of collective goods, it is usually covered by raising the amount of taxes or by rationing the supply of the goods. This article compares the efficiency of these institutions. We report the results of a 2x2 experiment based on a game in the first stage of...