In this paper I examine the influence which a population of different behavioral types may have on the provision of public goods. In particular, the population or subject pool consists of three behavioral types: myopic selfish agents, enlightened selfish agents and ethically motivated agents. I...

The present book adds to the broad field of investigations concerning what affects and determines human cooperation. It provides new insights into internal and external factors that influence such decisions. Rather than presenting a closed and universal examination, this book should be seen as...

In an experiment on moral cleansing with an endogenously manipulated moral self-image, we examine the relevance of the addressee of an immoral action. The treatments differ such that cheating on a die roll reduces either the experimenterś or another subjectś payoff. We find that cheating is...

We study the relative importance of intrinsic moral motivation and extrinsic social motivation in explaining behavior in the dictator game. We introduce a novel design that manipulates these two dimensions. The paper offers four main findings. First, intrinsic moral motivation is of fundamental...