contributions game experiment. A common identity between the leader and her two followers is beneficial for cooperation: average … study the effects of heterogeneous identities. We find no effect on cooperation when only one of the followers shares the … identity is an effective but fragile instrument to promote cooperation. …

We develop a game-theoretical model of honesty and fairness to study cooperation in social dilemma games with … cooperation in simultaneous social dilemmas. In contrast, the model based on norms of honesty and fairness can. We also illustrate … cooperation depends on how many players communicate, and whether the social dilemma is played simultaneously or sequentially. In …

shattered the belief in the basic assumptions behind the homo oeconomicus and has shown the need for a more cooperation …-oriented idea of man. Simultaneously, the issue of cooperation has become more and more important in organizational life. We thus … fostering cooperation.) …

, and potential cooperation among powerful players. It unravels the special features of the global socio-economic system …

this ‘irrational’ rate of cooperation is compatible with the presence of reciprocity on the part of some of the individuals …

’s returned amount. We allow for heterogeneous effects of competition for strangers and artificially induced partners. The results … of our one-shot trust games show that introducing competition among trustors reduces return ratios of the trustee. We do … not find any evidence for statistically different effects of competition for partners and strangers. …