-shot public goods experiment and the joy-of-destruction experiment with pastoralists from both areas. Results from the joy …-of-destruction experiment reveal that a substantial fraction of people is willing to reduce another subject's income, although this comes at an …

goods experiment and a joy-of-destruction experiment with pastoralists from both areas. Results from the joy …-of-destruction experiment reveal that a substantial proportion of people are willing to reduce another subject's income, although this comes at …

, we conduct a novel time-pressure experiment to shed light on the cognitive underpinnings of cooperation. Although we find …

experiment, a trust game variant, we study whether moral wiggle room also prevails, when reciprocity is a potential motivation …

-round strategy method experiment to directly elicit people's strategies. Between rounds participants can adjust their strategy and … experiment are subjected to an evolutionary competition. The strategies people use are very heterogeneous although aggregate …

endogenous evaluations affect rates of cooperation. Contributions are public information and each participant evaluates her … partner's contribution. At the beginning of each period, participants receive information about the partner's evaluation in … previous periods. There are two information treatments: Each participant receives information either about her own and her …

send less money than solely selfish ones. In our experiment, most subjects show distinct social preferences in the receiver …