165 IZA Discussion Papers
IZA Discussion Paper No. 272
IZA Discussion Paper No. 191
published in: Journal of Population Economics, 2003, 16 (2), 265-285
IZA Discussion Paper No. 181
published in: Journal of Urban Economics, 2002, 51(3), 515-541
IZA Discussion Paper No. 99
published in: Journal of Population Economics, 2002, 15(1), 115-135
IZA Discussion Paper No. 70