92 IZA Discussion Papers
IZA Discussion Paper No. 2508
published in: European Journal of Political Economy, 2008, 24 (3), 571-586
IZA Discussion Paper No. 2453
published in: International Journal of the Economics of Business, 2007, 14(2), 197-214
IZA Discussion Paper No. 2290
IZA Discussion Paper No. 2041
published in: Applied Economics, 2010, 42(19), 2475–2489
IZA Discussion Paper No. 1848
revised version published in: Journal of Applied Econometrics, 2009, 24 (5), 797-823. For long version contact the authors.
IZA Discussion Paper No. 1606
published in: Southern Economic Journal, 2006, 72(4), 860-876
IZA Discussion Paper No. 1105
published in: Economica, 2007, 74 (296), 804-821
IZA Discussion Paper No. 1091
published in: Labour Economics, 2007, 14 (2), 201-230
IZA Discussion Paper No. 991
IZA Discussion Paper No. 595
summary of main results published in: Economic Journal, 2004, 114 (494), C87-C94
IZA Discussion Paper No. 261
published in: Scandinavian Journal of Economics, 2005, 107 (2), 375-394
IZA Discussion Paper No. 236
published in: Becker, I., Ott, N. and Rolf, G. (eds.), Soziale Sicherung in einer dynamischen Gesellschaft, Campus-Verlag, Frankfurt, 583-617, 2001
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