when group members have opportunities to punish low contributors. Cooperation may also be supported if individuals are … punishment costs. The negative effect of altruism on cooperation and material payoffs is greater the stronger is the reciprocity …

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 …

concept of cooperation and explore the extent to which this intervention brings about changes in people’s voluntary … contributions to the public good and self-reported emotional responses. Our findings suggest that priming cooperation increases …

-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 …

-two cooperation than a revealed first stage, a slower decline across the 15 repetitions, unusually high final-stage contributions … about types, and this preserved cooperation and led to greater efficiency. Our results suggest that customs such as …

cooperation. -- uncertain enforcement ; public good game ; altruistic punishment ; decisionmaking under uncertainty ; cooperation …

Carpenter and Matthews (2009) examine the cooperation norms determining people's punishment behavior in a social … norms ; voluntary cooperation …

anonymous, subjects are better at predicting second-stage behavior, and maintain a substantially higher level of cooperation …

Cooperation problems are at the heart of many everyday situations. In this paper, we propose a very simple and light …-handed mechanism to sustain cooperation and test its performance in a rich laboratory environment. The mechanism moderates cooperation … in natural settings. -- Public Good ; Behavioral Uncertainty ; Conditional Cooperation ; Information ; First Impressions …