Indiscriminate violence against civilians has long been viewed as a catalyst for new rounds of violence in civil wars. Can humanitarian assistance reduce violence after civilians have been harmed? Crossnational studies are pessimistic, drawing a connection between humanitarian aid and increased...

Donor reactions to recent settlements of internal conflicts have been highly diverse, in terms of both overall aid and its sectoral composition. The allocation of post-conflict aid tends to be needs-based by favoring particularly poor countries. There is no conclusive evidence, however, that the...

This note, summarizing recent research by Paul Collier and Anke Hoeffler, presents a theoretical and empirical analysis of the effects of economic policy and aid on the risks of conflict. It finds that aid and policy do not have direct effects on conflict risk. However, both directly affect...

Despite the widespread occurrence of humanitarian emergencies such as epidemics, earthquakes, droughts, floods and violent conflict and despite the significant financial resources devoted to humanitarian assistance, systematic learning from such interventions using rigorous theory-based impact...