Intrinsic motivation is shaped by attitudes towards others. In spite of their potential relevance for policy design, identifying individual preference types beyond population distributions remains a challenge. We use data from a common pool resource (CPR) game in the fi eld (935 individuals, 25%...

Promotion of pro-social behavior in social dilemmas has been subject to an increased interest among social scientists and policy makers due to the relevance of Common Pool Resources (CPR) in long-run human well-being. Although economists know a lot about the effect of incentives on pro-social...