Research interests:

Labor Economics, International Economics, Public Economics

Publications

Rank, Sex, Drugs, and Crime (with Ingo Isphording)
Journal of Human Resources (2017), forthcoming

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

Migrant Networks and the Spread of Misinformation (with Gaia Narciso and Jacco Thijssen)
revise and re-submit at the Oxford Bulletin of Economics and Statistics

Let's Be Selective about Migrant Self-selection (with Costanza Biavaschi)
reject and re-submit at the Journal of International Economics

The Gain from the Drain: Skill-Biased Migration and Global Welfare (with Costanza Biavaschi, Michal Burzynski, and Joel Machado, submitted)

Work in Progress

Emigration and long-run economic development (with Costanza Biavaschi)

Inequality, Voting, and Redistribution. Evidence from Post-war Germany (with Arnaud Chevalier, Andreas Lichter, and Nico Pestel)

Tax refunds and income manipulation: Evidence from the EITC (with Florian Buhlmann and Andreas Peichl)

Pecking order on campus - the importance of rank in higher education (with Ingo Isphording and Ulf Zölitz)

Simultaneous treatment bias in the estimation of peer effects (with Ingo Isphording)

Pollution and cognitive functioning during adulthood (with Florian Wozny)

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, forthcoming.