128 IZA Discussion Papers
IZA Discussion Paper No. 1684
published in: German Economic Review, 2007, 8 (4), 468-509
IZA Discussion Paper No. 1312
published in: Journal of Health Economics, 2008, 27 (5), 1312-1325
IZA Discussion Paper No. 1042
IZA Discussion Paper No. 967
IZA Discussion Paper No. 851
published in: Economic Journal, 2004, 114 (494), C52-C83
IZA Discussion Paper No. 638
IZA Discussion Paper No. 548
published in: Econometric Reviews, 2004, 23 (2), 167-174
IZA Discussion Paper No. 91
published in: M. Lechner, F. Pfeiffer (eds.), Econometric Evaluation of Labour Market Policies, Heidelberg: Physica, 2001, 43-58