147 IZA Discussion Papers
IZA Discussion Paper No. 317
published in: Journal of Applied Econometrics, 2004, 19 (4), 455-472
IZA Discussion Paper No. 265
published in: Economics Letters, 2001, 73 (2), 169-173
IZA Discussion Paper No. 265
published in: Economics Letters, 2001, 73 (2), 169-173
IZA Discussion Paper No. 155
IZA Discussion Paper No. 141
IZA Discussion Paper No. 21
published in: Review of Economics of the Household, 2003, 1 (1-2), 77-110
IZA Discussion Paper No. 5
published in: Labour Economics, 1999, 6 (2), 229-251