4 IZA Discussion Papers
IZA Discussion Paper No. 8625
published as 'Ethnic identity: a theoretical framework' in: IZA Journal of Migration, 2016, 4:9
IZA Discussion Paper No. 5396
revised version published in: Applied Economics Letters, 2017, 24 (13), 945-949
IZA Discussion Paper No. 4660
published in: International Journal of Manpower, 2011, 32 (7), 753-776
IZA Discussion Paper No. 4275
published in: Research in Labor Economics, 2009, 29, 3-30