The Martin Feldstein Lecture is an annual lecture, presented during the NBER Summer Institute in Cambridge, Massachusetts. The lecture, which was initiated in 2009 by the NBER Board of Directors, ...

N. Gregory Mankiw, Robert M. Beren Professor of Economics at Harvard University, presented the 2025 Martin Feldstein Lecture on "The Fiscal Future," examining the trajectory of US government debt — ...

We present a new model of competition between digital media platforms with targeted advertising. The model adds new insights around how user heterogeneity and overlap, along with user and advertiser ...

We develop an algorithm for detecting teacher cheating that combines information on unexpected test score fluctuations and suspicious patterns of answers for students in a classroom. Using data from ...

We review the empirical evidence on the relationship between Trade Liberalization, Inequality, and Poverty based on the analysis of micro data from several developing countries that underwent ...

This paper considers why fertility has fallen to historically low levels in virtually all high-income countries. Using cohort data, we document rising childlessness at all observed ages and falling ...

We analyze the effect of California's $20 fast food minimum wage, which was enacted in September 2023 and went into effect in April 2024, on employment in the fast food sector. In unadjusted data from ...

Using newly-collected data on the near-population of U.S. STEM PhD graduates since 1950, we examine who funds PhD training, how many graduates are trained in areas of strategic national importance, ...

We document that, after remaining almost constant for almost 30 years, real labor productivity at U.S. restaurants surged over 15% during the COVID pandemic. This surge has persisted even as many ...

Measured by the ratio of trade to output, the period 1870 1913 marked the birth of the first era of trade globalization and the period 1914 39 its death. What caused the boom and bust? We use an ...

While prior studies of language acquisition have focused on schools, we show the overwhelming influence of out-of-school learning. We identify the causal effect of subtitling in a ...

Current technological developments in a number of industries, such as the rise of artificial intelligence and innovations ...