May 2000 - Of the 27 major armed conflicts that occurred in 1999, all but two took place within national boundaries. As an impediment to development, internal rebellion especially hurts the world's poorest countries. What motivates civil wars? Greed or grievance? Collier and Hoeffler compare two...

Civil war is the most prevalent form of large-scale violence and is massively destructive to life, society, and the economy. The prevention of civil war is therefore a key priority for international attention. We present an empirical analysis of what makes countries prone to civil war. Using a...