description Joshua Angrist Overview
Joshua Angrist is an American-Israeli economist and professor at the Massachusetts Institute of Technology whose work centers on labor economics and causal inference. He shared half of the 2021 Nobel Memorial Prize in Economic Sciences with Guido Imbens for methodological contributions to the analysis of causal relationships. His research helped make instrumental variables and natural-experiment designs practical tools for evaluating education, military service, immigration, and other policies using observational data.
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Joshua Angrist ranks #16 of 253 in the Economist ranking, behind George Akerlof, ahead of Simon Kuznets.
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Why did Joshua Angrist share the 2021 economics Nobel?
Angrist and Guido Imbens shared half of the 2021 prize for methodological contributions to causal analysis. David Card received the other half for empirical contributions to labor economics.
What is the Angrist and Krueger quarter-of-birth study?
Angrist and Alan Krueger used differences in school-entry timing and compulsory-schooling laws to study the effect of education on earnings. Quarter of birth served as an instrumental variable that shifted schooling for some students without directly assigning their later wages.
What is the Local Average Treatment Effect associated with Angrist?
The Local Average Treatment Effect, or LATE, identifies an average causal effect for people whose treatment status is changed by a valid instrument. Angrist, Imbens, and Donald Rubin formalized this interpretation in work on instrumental variables.
What is Mostly Harmless Econometrics?
Mostly Harmless Econometrics is a 2009 book by Joshua Angrist and Jörn-Steffen Pischke. It explains applied causal tools including regression, instrumental variables, differences-in-differences, and regression discontinuity.
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