6 IZA Discussion Papers
IZA Discussion Paper No. 17163
IZA Discussion Paper No. 13992
IZA Discussion Paper No. 11589
IZA Discussion Paper No. 8100
revised version published as 'Occupational Knowledge and Educational Mobility: Evidence from the Introduction of Job Information Centers' (with D. Schnitzlein) in: Economics of Education Review, 2019, 69, 108-124
IZA Discussion Paper No. 7382
revised version published as 'The Value of Hiring through Employee Referrals' in: Quarterly Journal of Economics, 2015, 130(2), 805-839
IZA Discussion Paper No. 3814
published in: Journal of Urban Economics, 2010, 67 (3), 392-403.