Research interests:

Labor Economics, International Economics, Public Economics


Taking the Skill Bias out of Global Migration (with Costanza Biavaschi, Michal Burzynski, and Joel Machado)
Journal of Development Economics , forthcoming.

Tax refunds and income manipulation: Evidence from the EITC (with Florian Buhlmann and Andreas Peichl),
International Tax and Public Finance (2018), 25(6), 1490-1518.

Migrant Networks and the Spread of Information (with Gaia Narciso and Jacco Thijssen)
Oxford Bulletin of Economics and Statistics (2018), 80(3), 659-688.

Rank, Sex, Drugs, and Crime (with Ingo Isphording)
Journal of Human Resources (2018), 53(2), 356-381.

A Big Fish in a Small Pond: Ability Rank and Human Capital Investment (with Ingo Isphording)
Journal of Labor Economics (2017), 35(3), 787-828

Emigration and Wages: The EU Enlargement Experiment. (2013),
Journal of International Economics, 91(1), 154-163.

Does Emigration Benefit the Stayers? Evidence from EU Enlargement (2013),
Journal of Population Economics, 26(2), 531-553.

10 Years After: EU Enlargement, Closed Borders, and Migration to Germany , 2013 (joint with Klaus F. Zimmermann). forthcoming in: Kahanec, M., and Zimmermann, K.F., Migration and the Great Recession: Adjustments in the Labour Market of an Enlarged European Community, Edward Elgar, 2014

Does Emigration Increase the Wages of Non-emigrants in Sending countries? ( IZA World of Labor , 2015)

Working Papers

Let's Be Selective about Migrant Self-selection (with Costanza Biavaschi)

The Cognitive Meltdown: Radiation and Cognitive Skills after Birth (with Florian Wozny, submitted)

Immigrant Voters, Taxation, and the Size of the Welfare State (with Arnaud Chevalier, Andreas Lichter, and Nico Pestel, submitted)

Achievement Rank Affects Performance and Major Choice in College (with Ingo Isphording and Ulf Zölitz, submitted)

The Distributional Treatment Problem in the Estimation of Peer Effects (with Ingo Isphording)

Edited books

Foundations of Migration Economics , Edited Volume in honor of the IZA Prize in Labor Economics to George Borjas and Barry Chiswick
Oxford University Press, 2019.