Seven Questions About Tariffs That Everyone Should Know the Answer To
RES.14-004 · · Non-Credit · January IAP 2026
Prof. Arnaud Costinot
It is hard to predict what US tariffs will look like in a few months, or even in a few weeks from now. But there are many questions about tariffs that can be answered through a combination of theory and data. This lecture discusses seven such questions that everyone should know the answers to. This talk was given during MIT’s Independent Activities Period in January 2026.
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Prof. Arnaud Costinot. RES.14-004 Seven Questions About Tariffs That Everyone Should Know the Answer To. January IAP 2026. Massachusetts Institute of Technology: MIT OpenCourseWare, https://ocw.mit.edu. License: CC BY-NC-SA 4.0.
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