Within-country ethnic diversity in high-wage immigrant nations is driven by long distance migration. This paper documents the migration-diversity connection for the first global century before 1914 and the second global century after 1950. It distinguishes between ethnic diversity among the...

The world has seen two globalization booms over the past two centuries, and one bust. The first global century ended with World War I and the second started at the end of World War II, while the years in between were ones of anti-global backlash. This lecture reports what we know about the...

This study examines a wide range of health and economic outcomes in a sample of Irish- and African-American Civil War veterans during the postbellum period. The information in our data is from a variety of circumstances across an individual's life span, and we use that to attempt to explain...