IZA Discussion Paper No. 6685
revised version published in: Journal of the European Economic Association, 2014, 12 (6), 1643-1675
IZA Discussion Paper No. 6677
IZA Discussion Paper No. 6609
published in: Journal of Law & Economics, 2012, 55 (4), 815-838
IZA Discussion Paper No. 6594
published in: Manchester School, 2016, 84 (5), 573 - 599
IZA Discussion Paper No. 6585
revised version published as 'Fiscal Union in Europe? Redistributive and Stabilizing Effects of a European Tax-Benefit System and Fiscal Equalization Mechanism' in: Economic Policy, 2013, 28 (75), 375-422
IZA Discussion Paper No. 6547
published in: International Journal of Manpower, 2013, 34 (2), 167-180
IZA Discussion Paper No. 6513
published as 'Is entrepreneurship necessarily good? Microeconomic evidence from developed and developing countries' in: Industrial and Corporate Change, 2013, 22, 1453-1495
IZA Discussion Paper No. 6512
published in: European Economic Review, 2014, 72, 76-97
IZA Discussion Paper No. 6512
published in: European Economic Review, 2014, 72, 76-97
IZA Discussion Paper No. 6496
published in: Health Policy, 2014, 118 (1), 114-126
IZA Discussion Paper No. 6485
published in: A. F. Constant, K. F. Zimmermann (eds.), International Handbook on the Economics of Migration, Edward Elgar 2013, Cheltenham, UK, and Northampton, pp. 137-152
IZA Discussion Paper No. 6485
published in: A. F. Constant, K. F. Zimmermann (eds.), International Handbook on the Economics of Migration, Edward Elgar 2013, Cheltenham, UK, and Northampton, pp. 137-152
IZA Discussion Paper No. 6485
published in: A. F. Constant, K. F. Zimmermann (eds.), International Handbook on the Economics of Migration, Edward Elgar 2013, Cheltenham, UK, and Northampton, pp. 137-152
IZA Discussion Paper No. 6449
revised and updated version published in: Regional Studies, 2017, 51 (7), 1100-1114
IZA Discussion Paper No. 6442
published in: American Economic Journal: Applied Economics, 2013, 5 (2), 122-50
IZA Discussion Paper No. 6435
published as 'Why is there a gender earnings gap in self-employment? A decomposition analysis with German data' in: IZA Journal of European Labor Studies, 2012, 1 (6)
IZA Discussion Paper No. 6403
published in: Social Science and Medicine, 2015, 127, 74 - 82
IZA Discussion Paper No. 6386
published in: The Economic Journal, 2017
IZA Discussion Paper No. 6384
revised version published as 'Bridges or Buffers? Motives behind Immigrants' Religiosity' in: IZA Journal of Migration, 2013, 2:23. A different revised version published as 'Immigration-Religiosity Intersections at the Two Sides of the Atlantic: Europe and the United States' in: Constant A. and Zimmermann K. (eds.), International Handbook on the Economics of Migration, 2013, Eward Elgar Publishing
IZA Discussion Paper No. 6326
published in: DIW-Economic Bulletin, 2012, 3, 17-26.