The dominant hypothesis in the literature that studies conflict is that poverty is the main cause of civil wars. The authors instead analyze the effect of institutions on civil war, controlling for income per capita. In their set up, institutions are endogenous and colonial origins affect civil...

The authors determine how time delays affect international trade using newly collected World Bank data on the days it takes to move standard cargo from the factory gate to the ship in 126 countries. They estimate a modified gravity equation, controlling for endogeneity and remoteness. On...