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 …

working on projects together) are strongly related to various dimensions of social capital, from beliefs in cooperation to … cooperation and students' involvement in civic life. A two-stage least square strategy provides evidence that teaching practices …

higher effort with respect to cooperation and cooperation does not increase effort with respect to the baseline. However …

This paper introduces new experimental designs to enrich understanding of conditional cooperation and punishment in … method. It is found that the selfish bias in conditional cooperation is made significantly worse when other players …

economics. This paper explores voting on a scheme of intergroup competition which facilitates cooperation in a social dilemma … situation. Experimental results show that the competitive scheme fosters cooperation. Competition is popular but also that the …

Development of human societies requires cooperation among unrelated individuals and obedience to social norms. Although … punishment is widely agreed to be potentially useful in fostering cooperation, many recent results in psychology and economics … eliminate its detrimental effects on cooperation. In a public goods game designed to create tension between group and individual …