We conduct a laboratory experiment to study how, after a history of decay, cooperation in a repeated voluntary contribution game can be revived in an enduring way. Simply starting the repeated game over - a simple fresh start - leads to an initial increase of cooperation, but to a subsequent new...

We study how personal relations affect performance in organizations. In the experimental game we use a manager has to assign different degrees of decision power to two employees. These two employees then have to make distributive decisions which affect themselves and the manager. Our focus is on...

Through an experiment, we investigate how the level of rationality relates to concerns for equality and efficiency. Subjects perform dictator games and a guessing game. More rational subjects are not more frequently of the self-regarding type. When performing a comparison within the same degree...

Adopting a simplistic view of Coase (1960), most economic analyses of property rights disregard both the key advantage that legal property rights (that is, in rem rights) provide to rightholders in terms of enhanced enforcement, and the difficulties they pose to acquirers in terms of information...

We extend the model of collective action in which groups compete for a budged by endogenizing the group platform, namely the specific mixture of public/private good and the distribution of the private good to group members which can be uniform or performance-based. While the group-optimal...

We present a model in which an individual's sentiments toward others are determined endogenously on the basis of how they perform relative to the societal average. This, in turn, affects the individual's own behavior and hence other agent's sentiments toward her. We focus on stationary patterns...