A number of self-beneficial motives can trigger pro-environmental and prosocial behavior of individuals. We focus on … than 800 consumers in Germany. Participants bid on tea and chocolate advertised with prosocial and pro …-to-pay of older and higher income respondents; (2) that the experienced warm glow does not differ between prosocial and pro …

altruism. It has also been shown that prosocial acts or norms that dictate prosocial behavior can sometimes crowd out other … prosocial behaviors. This paper tests whether a well-understood prosocial norm—generosity during the holiday season (i ….e., around Christmas)—crowds out or complements tipping behavior, another prosocial norm. By examining seasonal differences in …

cohesion were discussed. It was concluded that evolution drifts in the direction of increasing complexity as a kind of natural …The importance and different aspects of autocatalysis in evolution was analyzed. The behaviour of autocatalytic … oscillation frequency. The increase of complexity as the general direction of evolution was examined on some patterns in terms of …

Altruism can be understood in a behavioral or in a psychological sense. Motivationally, altruism is the desire to … enhance the welfare of others at a net welfare loss to oneself. Behaviorally, altruism is any act that could have resulted … performance is conditional on being observed by other agents, corresponding to social norms. The operation of quasi-moral norms is …

Until recently, theorists considering the evolution of human cooperation have paid little attention to institutional … social behavior that legal punishment regulates. However, at what rate should legal rules evolve relative to society to … maximize compliance? We investigate this question by modeling the co-evolution of law and cooperation in a public goods game …

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 …Explaining human cooperation in large groups of non-kin is a major challenge to both rational choice theory and the …

pressure can increase rates of punishment. We discuss our results with respect to findings in the lab on cognitive models of … dual-processing and the origins of human cooperation. …