6 IZA Discussion Papers
IZA Discussion Paper No. 15718
IZA Discussion Paper No. 11781
IZA Discussion Paper No. 8126
published in: European Journal of Law and Economics, 2016, 41 (1), 1-63
IZA Discussion Paper No. 6859
published in: Journal of Public Economics, 2014, 120 , 97-106
IZA Discussion Paper No. 3586
IZA Discussion Paper No. 445
published in: Gil S. Epstein and Ira N. Gang (eds.): Migration and Culture, Emerald Publishing, Bingley, 2010, 25-44