87 IZA Discussion Papers
IZA Discussion Paper No. 1243
IZA Discussion Paper No. 1170
published in: Labour Economics, 2010, 17 (1), 27-37
IZA Discussion Paper No. 1060
IZA Discussion Paper No. 898
published in: Empirical Economics, 2008, 34 (3), 477-491
IZA Discussion Paper No. 888
revised version published in: Economics Letters, 2005, 88 (1), 79-84
IZA Discussion Paper No. 665
revised version published as 'Fancy a stay at the 'Hotel California'? in: Kyklos, 2005, 58 (4), 519-535
IZA Discussion Paper No. 480
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