Since the early 1980s, the U.S. economy has experienced a growing wage differential: high-skilled workers have claimed an increasing share of available income, while low-skilled workers have seen an absolute decline in real wages. How and why this disparity has arisen is a matter of ongoing...

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...

This survey reviews the broad changes in U.S. trade policy over the course of the nation's history. Import tariffs have been the main instrument of trade policy and have had three main purposes: to raise revenue for the government, to restrict imports and protect domestic producers from foreign...

This paper uncovers a fact that has not been well appreciated: tariffs in Latin America were far higher than anywhere else in the century before the Great Depression. This is a surprising fact given that this region has been said to have exploited globalization forces better than most during the...

Producer services such as managerial and engineering consulting can provide domestic firms with the substantial benefits of specialized knowledge that would be costly in terms of both time and money for domestic firms to develop on their own. These intermediate services are often non-traded, or...