NBER Macroeconomics Annual 2020 presents research by leading scholars on central issues in contemporary macroeconomics. George-Marios Angeletos, Zhen Huo, and Karthik Sastry ask how to model expectations without rational expectations. They find that...

How do the benefits of higher education compare with its costs, and how does this comparison vary across individuals and institutions? These questions are fundamental to quantifying the productivity of the education sector. The studies in "Productivi...

Developed countries during the last two decades have seen a long-term decline in men's labor force participation at older ages, followed by a more recent pattern of sharply rising participation rates. Participation rates for women at older ages have...

Agricultural yields have increased steadily in the last half century, particularly since the Green Revolution. At the same time, inflation-adjusted agricultural commodity prices have been trending downward as increases in supply outpace the growth of...

When we think about history, we often think about people, events, ideas, and revolutions, but what about the numbers? What do the data tell us about what was, what is, and how things changed over time? Economist Robert E. Gallman (1926-1998) gathered...

Advances in artificial intelligence (AI) highlight the potential of this technology to affect productivity, growth, inequality, market power, innovation, and employment. This volume seeks to set the agenda for economic research on the impact of AI. I...