What explains the variation in terrorism within and across political regimes? We contend that terrorism is most likely to occur in contexts in which governments cannot credibly restrain themselves from abusing their power in the future. We consider a specific institutional arrangement, whether a...

In the context of international bargaining, standard models predict that a shift in military power can cause preventive war because it changes the relative bargaining position between states. We find that shifts in military power are not the only cause of war under commitment problems and that...

To analyze players' strategic alliance behavior, we introduce a new noncooperative coalitional bargaining model, in which each player can buy out other players with upfront transfers. We uncover the role of an essential player in a transferable utility game, or a veto player in a simple game, in...

Mediator proposals can accelerate agreement and increase welfare even if the mediator is entirely uninformed. We demonstrate this by adding random mediation to the Cramton (1992) bargaining model. Mediation increases welfare by pooling types, which reduces signaling costs. When mediation is...