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 …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 …We study cooperation within and between groups in the laboratory, comparing treatments in which two groups have …

We model a contest between two groups of equal population size over the division of a group-specific public good. Each …-group population. Any unilateral increase in fragmentation within a group reduces conflict and makes its opponent better off. The …

We investigate situations in which players make costly contributions as group members in a group conflict, and at the … same time engage in contest with fellow group members to appropriate the possible reward. We introduce within group power … asymmetry and complementarity in members'efforts, and analyze how each group's internal conflict in-fluences its chance of …

In this paper we present a conceptual framework linking cultural heterogeneity to inter-group conflict. When conflict … conflict is about rival goods, more similar groups are more likely to engage in war with each other. We formalize these ideas …

can promote cooperation through a combination of sorting and opportunistic signaling, with late period defections by … remains unclear. In each of six treatments that vary the cooperation premium and the informational basis for reputation …, that with a high cooperation premium and good information, investment in reputation grows across sets of finitely …

In this paper we present a conceptual framework linking cultural heterogeneity to inter-group conflict. When conflict … conflict is about rival goods, more similar groups are more likely to engage in war with each other. We formalize these ideas …