We study cooperation within and between groups in the laboratory, comparing treatments in which two groups have … conflict. We model conflict using an inter-group Tullock contest, and measure its effects upon cooperation using a multi …-level public good game. We demonstrate that conflict increases cooperation within groups, while decreasing cooperation between …

, fostering unselfish cooperation and norm enforcement within the group, but whether there is also a dark side, in the form of … hostility between groups. Our experiment provides the first evidence without the confounding effect of self-selection into … willingness to enforce a norm of cooperation towards fellow platoon members. This suggests that the social aspect of organizations …

fishermen who exhibit a higher propensity for cooperation in a laboratory public goods experiment, and those who show more …This paper examines the role of other-regarding and time preferences for cooperation in the field. We study the … patience in a laboratory time preference experiment, exploit the fishing grounds less in their daily lives. Moreover, because …

incentives to switch affiliation and/or location in a dual environment, where potential gains from in-group cooperation for the …

Are people willing to sacrifice resources to save one's and others' face? In a laboratory experiment, we study whether …

Extending the die rolling experiment of Fischbacher and Föllmi-Heusi (2013), we compare gender effects with respect to …

We conduct an experiment where subjects are matched in groups of three and vote on a moral transgression. Analyzing …