964 IZA Discussion Papers
IZA Discussion Paper No. 143
IZA Discussion Paper No. 132
published in: Explorations in Economic History, 2001, 38 (4), 478-502
IZA Discussion Paper No. 120
Does Education Reduce Wage Inequality? Quantile Regressions Evidence from Fifteen European Countries
published in: Labour Economics, 2004, 11 (3), 355-371
IZA Discussion Paper No. 72
published in: Labour Economics, 2003, 10 (1), 73-89