Whether or not the marginal product of capital (MPK) differs across countries is a question that keeps coming up in discussions of comparative economic development and patterns of capital flows. Using easily accessible macroeconomic data we find that MPKs are remarkably similar across countries....

In a model with heterogeneity in managerial talent, we compare the economic and political consequences of reforms aimed at reducing fixed costs of entry (deregulation) and improving the efficiency of financial markets (financial reform). The effects of these reforms depend on the market where...

We establish a theoretical and empirical framework to assess the role of resource endowments and their geographic location in interstate conflict. The main predictions of the theory are that conflict is more likely when at least one country has natural resources, when the resources in the...