44 IZA Discussion Papers
IZA Discussion Paper No. 2340
published in: Journal of International Migration and Integration, 2006, 7 (4), 425-447
IZA Discussion Paper No. 938
published in: K. F. Zimmermann (ed.), European Migration - What Do We Know?, Oxford University Press, 2005
IZA Discussion Paper No. 830
published in: European Review of Economic History, 2004, 8 (2), 149-171
IZA Discussion Paper No. 208
published in: Journal of Population Economics, 2003, 16 (4), 683-705