The European Community Regulation on Chemicals (REACH) is supposed to be a modern and intelligent regulation. It entered into effect on June 1, 2007 and remains in its implementation phase. The modern and intelligent aspects primarily lie in the way in which self-responsible action on the part...

The question to what extent social environment affects how individuals govern their groups, has received no special academic attention, yet. Within the framework of a ten-period public goods experi&ment we analyse how social identity affects subjects ́choice of punishment: They may either...

This article analyzes how the anticipation of peer-punishment affects cooperativeness in the provision of public goods under social identity. For this purpose we conduct one-shot public good games with induced social identity and implement in-group, out-group and random matching protocols. Our...

Reputational herding has been considered as a driving force behind economic and financial forecasts clustered around consensus values. Strategic coordination can consequently explain poor performances of prediction markets as resulting from the distinct incentives that forecasters face. While...

This dissertation extends the understanding of asymmetric group behavior in the provision of public goods. Previous studies, using an asymmetric framework, have so far focused on situations where all players profit form the social optimum. The discussion in the first paper breaks with this...

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...

This dissertation consists of five essays contributing to a better understanding of three fundamental lines of research in behavioral economics: trust and cooperation in social interactions, gender discrimination, and decision making under risk and uncertainty. All essays are novel contributions...

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...