Beren Professor of Economics at Harvard University, presented the 2025 Martin Feldstein... 2025, Methods Lecture, Raj Chetty ...

The study examines the quasi-natural experiments provided by the staggered introduction of open drivers in the supply chains for routers. It is rare to observe components become open and measure ...

This paper presents evidence suggesting that delayed Social Security claiming by husbands – resulting in an actuarially enhanced benefit – attenuates the financial shock of widowhood for their wives.

We measure benefits to households from Mumbai’s new Metro rail system. We estimate a commute mode choice model to value commute time savings in the short run and a housing choice model to value the ...

The Heterogeneous-Agent New Keynesian literature has revisited the transmission of monetary and fiscal policy to consumption using models where heterogeneous households face idiosyncratic income risk ...

We estimate transitory and permanent import tariff shocks in the United States over the postwar period. We find that transitory tariff increases are neither inflationary nor contractionary, and are ...

We use high-frequency retail microdata to measure the short-run impact of the 2025 U.S. tariffs on consumer prices. By matching daily prices from major U.S. retailers to product-level tariff rates and ...

This paper examines the effects of tariffs along the supply chain using product-level data from a large U.S. wine importer in the context of the 2019-2021 U.S. tariffs on European wines. By combining ...

What are the effects of tariff changes and trade conflicts on the natural rate of interest? This article investigates this question, using a multicountry, heterogeneous-agent trade model in which the ...