Explaining human cooperation in large groups of non-kin is a major challenge to both rational choice theory and the … theory of evolution. Recent research suggests that group cooperation can be explained by positing that cooperators can punish … information conditions, where cheating is less obvious, punishment is much less effective in enforcing cooperation. Evidently, the …

The article suggests a new explanation for cooperation in large, unstructured societies that avoids the restrictions … for cooperation to be part of an asymptotically stable equilibrium of an evolutionary dynamics of signaling norm … of the social norm and two parameters measuring the cost of cooperation into relation with each other. …

social groups in the workplace. Additionally, cooperation decreases among the workers, although with limited effect on …

in honesty and cooperation and tested the individual-level links between these two moral domains. Participants completed … both honesty and cooperation tasks after observing their peers. Consistent with the literature, separate analysis of the … two domains indicated both negative and positive peer influences in honesty and in cooperation, with negative influences …

Peer punishment is widely lauded as a decentralized solution to the problem of social cooperation. However … punishment was primarily altruistic, was sensitive to costs, and promoted cooperation. In generalized exchange, peer punishment … was also altruistic and relatively frequent, but did not increase cooperation. While the dense punishment network …

cooperation flourish, and withholding punishment makes cooperation collapse. In less cooperative social environments, where … antisocial punishment has been detected, punishment was detrimental to cooperation. The success of punishment in enhancing … cooperation was explained as deterrence of free riders by cooperative strong reciprocators, who were willing to pay the cost of …

in honesty and cooperation and tested the individual-level links between these two moral domains. Participants completed … both honesty and cooperation tasks after observing their peers. Consistent with the literature, separate analysis of the … two domains indicated both negative and positive peer influences in honesty and in cooperation, with negative influences …

Human cooperation, occurring without reciprocation and between unrelated individuals in large populations, represents … evidence for lower cooperation (i) when exposed to social information about peer cooperation levels than without such … observed cooperation was more likely to be caused by participants' general propensity to cooperate than by the effect of social …