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...

In the first global century before 1914, trade and especially migration had profound effects on both low-wage, labor abundant Europe and the high-wage, labor scarce New World. Those global forces contributed to a reduction in unskilled labor scarcity in the New World and to a rise in unskilled...