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The author Owen Zidar
Owen Zidar
I'm an Assistant Professor of Economics at the University of Chicago Booth School of Business and a Faculty Research Fellow at National Bureau of Economic Research. You can follow me on twitter @omzidar.

Owen Zidar

Oweznzidar is the personal blog of Owen Zidar, an Assistant Professor of Economics at the University of Chicago. Like his field of research, he often blogs about fiscal policy issues and the economic impact of tax policies.

The Effect of Pension Income on Elderly Earnings: Evidence from Social Security and Full Population Data

From Gelber, Isen, and Song: We estimate the effect of pension income on earnings by examining the Social Security Notch, which cut lifetime discounted Old Age and Survivors Insurance (OASI) benefts by over $6,100 on average for individuals born in 1917 relative to those born in 1916. Using Social Security Administration microdata on the U.S. population by day of birth and a regression discontinuity design, we document that the Notch caused a large increase in elderly earnings. The...

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Quantitative Spatial Economics

From Redding and Rossi-Hansberg: The observed uneven distribution of economic activity across space is influenced by variation in exogenous geographical characteristics and endogenous interactions between agents in goods and factor markets. Until recently, the theoretical literature on economic geography had focused on styl- ized settings that could not easily be taken to the data. This paper reviews more recent research that has developed quantitative models of economic geography....

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Tax Avoidance and Complex Business Structures

From the NYTIMES: Mossack Fonseca employees were named as the companies’ officers, avoiding whenever possible any link to the Ponsoldt family. The firm even asked a Hong Kong branch of Barclays, the international bank, to override its rules for proof of the so-called beneficial owners of the accounts. “This is a very special client of ours,” a Mossack Fonseca lawyer wrote, conceding that the firm had intentionally created such a maze of companies so it “leaves us in the position to...

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Firms and Labor Market Inequality: Evidence and Some Theory

From David Card, Ana Rute Cardoso, Joerg Heining, and Patrick Kline: We review the literature on firm-level drivers of labor market inequality. There is strong evidence from a variety of fields that standard measures of productivity – like output per worker or total factor productivity – vary substantially across firms, even within narrowly-defined industries. Several recent studies note that rising trends in the dispersion of productivity across firms mirror the trends in the wage...

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