model, we find that, with the exception of victim protection measures, anti-trafficking policies diffuse across contiguous …

‐criminal population in the same geographical area on the other. We provide experimental evidence on cooperation and response to sanctions … contrast, ordinary criminals behave in a much more opportunistic fashion, displaying lower levels of cooperation and, in the … game with Third Party punishment, punishing less as well as tending to punish cooperation (almost as much) as defection …

We use skin conductance responses and self-reports of hedonic valence to study the emotional basis of cooperation and …. The application of sanctions activates a "virtuous emotional circle" that accompanies cooperation. Emotionally aroused … punished, and increase their subsequent level of cooperation. The outcome is an increased level of contribution that becomes …

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

We investigate how group boundaries, and the economic environment surrounding groups, affect altruistic cooperation and … harm those who defect, encouraging a norm of cooperation towards the group. Adding competition between groups causes even … stronger in-group cooperation, but also a qualitative change in punishment: punishment becomes antisocial, harming cooperative …

This paper experimentally examines how religious festivals and the degree of religiosity affect cooperation and … religious festivals other than the normal daily prayers. The overall results show no differences in cooperation or altruistic … differences in beliefs about others contributions. By and large, this indicates the importance of conditional cooperation …