A new study looks at the economics of counterinsurgency

A new study by Joseph Felter, Jacob N. Shapiro, and Eli Berman, finds that the U.S. counterinsurgency strategy in Iraq and Afghanistan, which  focuses on working with local populations on small, community-based projects like digging wells or paving rural roads, has reduced violence. Researchers found no evidence, however, that larger projects had the same effect. Read the study below.