We investigate the scope for cooperation within a community engaged in repeated reciprocal interactions. Players seek … ranking profiles that are most effective in sustaining cooperation in equilibrium, that is, profiles that support full … cooperation in equilibrium under the largest set of parameters. These are the profiles that spread the costs of helping others …

: cooperation is an individual other-regarding preference; social norms stem from beliefs about others' behavior; and individual … challenge is to disentangle the cooperation element from the coordination one. To our knowledge this is the first time this is …

Cooperation norms often emerge in situations, where the long term collective benefits help to overcome short run … cooperation, benefiting different kinds of actors to different degrees. This leads to payoff asymmetries even in the state of … cooperation, and consequently can give rise to normative conflicts about which norms should be in place. This norm …

interpreted as evidence for the passing of cultural traits across generations and for cooperation being sustained by values rather …

-1367), who study cooperation and punishment in sixteen subject pools from six different world cultures (as classified by … cultural background relative to individual heterogeneity and group-level differences in cooperation. We find that culture has a … substantial influence on the extent of cooperation, in addition to individual heterogeneity and group-level differences identified …

The civil war in Syria has been raging since 2011. We ask whether civil war experience affects voluntary cooperation …

Community enforcement is an important device for sustaining efficiency in some repeated games of cooperation. We … investigate cooperation when information about players' reputations spreads to their future partners through links in a social … network that connects them. We find that information supports cooperation by increasing trust between players, and obtain the …

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