evidence on both industrialized and developing countries shows that cooperation levels decrease in the presence of ethnic … level of cooperation. In terms of sanctioning, we observe no difference in the overall amount of assigned and received … on cooperation. …

evidence on both industrialized and developing countries shows that cooperation levels decrease in the presence of ethnic … level of cooperation. In terms of sanctioning, we observe no difference in the overall amount of assigned and received … on cooperation. …

The evolution of large-scale cooperation among genetic strangers is a fundamental unanswered question in the social … the endogenous enforcement of cooperation. Insofar as strongly reciprocal players are willing to costly sanction defectors …, cooperation flourishes. However, experimental evidence unambiguously indicates that not only defection and strong reciprocity, but …

punishment leads to substantial efficiency gains, in terms of both cooperation and earnings. Therefore, in businesses and other … dramatic decline in cooperation rates and earnings. This result implies that providing feedback over virtuous behavior is …

We experimentally investigate cooperation within a finitely repeated public goods game framework where peer punishment … in both raising cooperation and welfare, compared to the randomly selected punisher treatment and to discretionary …

preferences are endogenous and account for the evolution of cooperation when all the players are initially entirely selfish. In … frequency of cooperation. In the long run, cooperation turns out to be the strategic choice that obtains the best performances …

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

In dealing with peer punishment as a cooperation enforcement device, laboratory studies have typically concentrated on … test for this ‘legitimate punishment’ institution and show that it yields substantial benefits to cooperation and … cooperation rates and earnings. This interaction result implies that providing feedback over virtuous behavior in the group is …