66 IZA Discussion Papers
IZA Discussion Paper No. 2840
published in: Journal of Economic Literature, 2008, 46 (1), 95-144
IZA Discussion Paper No. 1853
published in: Journal of the European Economic Association, 2011, 9 (4), 678 - 701
IZA Discussion Paper No. 932
published in: Journal of Law and Economics, 2006, 49(2), 507-532
IZA Discussion Paper No. 889
published in: Richard G. Harris and Thomas Lemieux (eds.), Social and Labour Market Aspects of North American Linkages,Calgary, 2005, 489–536.
IZA Discussion Paper No. 728
published in: Labour Economics, 2007, 14 (2), 135-151
IZA Discussion Paper No. 376
published in: European Journal of Political Economy, 2005, 21 (1), 99-113
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