Radical, Religious, and Violent

Applying fresh tools from economics to explain puzzling behaviors of religious radicals: Muslim, Christian, and Jewish; violent and benign. How do radical religious sects run such deadly terrorist organizations? Hezbollah, Hamas, Lashkar-e-Taiba, and the Taliban all began as religious groups dedicated to piety and charity. Yet once they turned to violence, they became horribly potent, executing campaigns of terrorism deadlier than those of their secular rivals. In Radical, Religious, and Violent