Phenomena like meat sharing in hunter-gatherers, altruistic self-sacrifice in intergroup conflicts, and contribution to the production of public goods in laboratory experiments have led to the development of numerous theories trying to explain human prosocial preferences and behavior. Many of...

Bankers have a reputation for deviating from standard morals. It is an open question, though, if this claim can be substantiated. Here, it is tested directly if bankers respond differently to moral dilemmas. Evaluations of the moral acceptableness of behavioural options in two trolley cases by...

The Experimental Games Generator (EGG) is a software package for developing and running round-based experimental games, created to support researchers in economics and other social sciences, who are interested in human decision making. It is completely web-based and open source. The very first...

In evolutionary models of indirect reciprocity, reputation mechanisms can stabilize cooperation even in severe cooperation problems like the prisoner's dilemma. Under certain circumstances, conditionally cooperative strategies, which cooperate iff their partner has a good reputation, cannot be...

We examine whether compliance with the law is associated with prosocial behavior. We test whether people who comply with parking rules are more likely to reply to a survey than people who did not comply with parking rules. We find that parking rule followers have significantly higher response...

We examine geographical concentration, scientific quality, and editorial favoritism in the field of experimental economics. We use a novel data set containing all original research papers (N = 583) that exclusively used laboratory experiments for data generation and were published in the...