When average incomes rise, the average incomes of the poorest fifth of society rise proportionately. This holds across regions, periods, income levels, and growth rates. But relatively little is known about the broad forces that account for the variations across countries and across time in the...

Globalization has expanded both opportunities and risks. How should responsibilities be allocated [and coordinated] between the global financial institutions that developed in the 1940s and the regional financial institutions that began developing in the 1960s? Can growth-oriented policies be...