The effect of introducing costly partner selection for the voluntary contribution to a public good is examined. Participants are in six sequences of five rounds of a two-person public good game in partner design. At the end of each sequence, they can select a new partner out of six group...

Shaming can be either of two types, shaming that becomes stigmatization of the offender and favors his exclusion from the community, or shaming that is followed by forgiveness and reintegration of the deviant. Here we test experimentally these aspects of shaming theory with a repeated...

This paper presents an experimental analysis of people’s behavior in situations involving both positive and negative reciprocity. The experiment implements sequences of two types of extensive form games called Punishment games and Trust games. The contemporaneous use of these two types of...