The authors compare two contrasting motivations for rebellion: greed and grievance. Most rebellions are ostensibly in pursuit of a cause, supported by a narrative of grievance. But since grievance assuagement through rebellion is a public good that a government will not supply, economists...

The authors model the duration of large-scale, violent civil conflicts, applying hazard functions to a comprehensive data set on such conflicts for the period 1960-99. They find that the duration of conflicts is determined by a substantially different set of variables than those that determine...

Using global data for the period 1960-99, the authors estimate neighborhood arms races. They find that the level of military expenditure is strongly influenced by the expenditure of neighbors. The authors estimate an "arms race multiplier," finding that an initial exogenous increase in military...

Countries emerging from civil war attract both aid and policy advice. This paper provides the first systematic empirical analysis of aid and policy reform in the post-conflict growth process. It is based on a comprehensive data set of large civil wars and covers 27 countries that were in their...