427 IZA Discussion Papers
IZA Discussion Paper No. 456
published in: Scandinavian Journal of Economics, 2002, 104 (3), 343-364
IZA Discussion Paper No. 287
published in: Regional Science and Urban Economics, 2002, 32 (4), 447-473
IZA Discussion Paper No. 284
published in: Journal of Economic Behavior and Organization, 2003, 52 (1), 27-45
IZA Discussion Paper No. 279
published in: Labour Economics, 2005, 12 (3), 379-406
IZA Discussion Paper No. 179
published in: American Economic Review, 2004, 94 (4), 944-963
IZA Discussion Paper No. 98
IZA Discussion Paper No. 83
published in: Economic Journal, 2001, 111 (471), C120-C134