This study estimates the effect of deployment location and length on the risk of developing PTSD, relative to what it would be from the normal military operations. We use a random sample of activity-duty enlisted personnel serving between 2001 and 2006. We identify PTSD cases from TRICARE...

We survey a representative sample of the U.S. population to understand stakeholders' desire to see their firms exit Russia after the invasion of Ukraine. 61% of respondents think that firms should exit Russia, regardless of the consequences. Only 37% think that leaving Russia is a purely...

That investment in human capital has made an important contribution to the increase of labor productivity and per capita income during the last several centuries is widely acknowledged. While much of the research on this issue has focused on education, many scholars have also directed attention...

Beginning in 1712, North Carolina's assembly emitted its own paper money and maintained some amount of paper money in public circulation for the rest of the colonial period. Yet, data on colonial North Carolina's paper money regime in the current literature are thin and often erroneous. We...

As Africa's role on the global stage is rising, so does the need to understand the shadow of history on the continent's economy and polity. We discuss recent works that shed light on Africa's colonial and precolonial legacies. The emerging corpus is remarkably interdisciplinary. Archives,...

This paper describes broad regional and temporal trends in the evolution of international trade and international factor flows between 1700 and 1870, including key differences in trade costs across space and time. We find trade links in Western Europe and the European colonies of North America...

All colonial powers granted concessions to private companies to extract natural resources during the colonial era. Within Africa, these concessions were characterized by indirect rule and violence. We use the arbitrarily defined borders of rubber concessions granted in the north of the Congo...

We examine the supply-side and demand-side determinants of global bilateral food aid shipments between 1971 and 2008. First, we find that domestic food production in developing countries is negatively correlated with subsequent food aid receipts, suggesting that food aid receipt is partly driven...

Several studies link modern economic performance to institutions transplanted by European colonizers and here we extend this line of research to Asia. Japan imposed its system of well-defined property rights in land on some of its Asian colonies, including Korea, Taiwan and Palau. In 1939 Japan...