We study how conflict in contest games is influenced by rival parties being groups and by group members being able to … punish each other. Our motivation stems from the analysis of socio-political conflict. The theoretical prediction is that … conflict expenditures are independent of group size and of whether punishment is available or not. We find, first, that …

Proxy wars are a key pattern of political conflict and interstate competition. Rather than resorting to direct … the double principal-agent relationship predicts the continuation of conflict and thus the emergence of peace. …

We investigate situations in which players make costly contributions as group members in a group conflict, and at the … asymmetry and complementarity in members' efforts, and analyze how each group's internal conflict influences its chance of … winning in the external conflict. We find that a more symmetric group may expend more effort in external conflict when the …

This paper considers a partial equilibrium model of conflict where two asymmetric, rational and risk-neutral opponents … option of choosing a second instrument to affect the outcome of the conflict. The second instrument is assumed to capture a … complex bundle of Conflict Management Procedures (CMPs). Through comparative statics, different scenarios are studied. A …

negative (or weaker positive) consumption spillovers across communities may reduce inter-group conflict and increase aggregate … socially beneficial consequences. We also identify conditions under which their impact will be both conflict-augmenting and … feedback loops linking ethnic conflict and natural resource degradation in developing country contexts. …

negative (or weaker positive) consumption spillovers across communities may reduce inter-group conflict and increase aggregate … socially beneficial consequences. We also identify conditions under which their impact will be both conflict-augmenting and … feedback loops linking ethnic conflict and natural resource degradation in developing country contexts. …

. In the auction treatment, where winning a battlefield is deterministic, disadvantaged players use a “guerilla warfare …

conflict. Both ideologues lose in success probability but gain in expected utility. Elimination of the mercenary increases … conflict and makes the ideologues more successful yet worse off. Our results rationalize 'imperial peace' - long periods of …