4 IZA Discussion Papers
IZA Discussion Paper No. 11250
published in Social Indicators Research, 2019, 141(2), 503-538
IZA Discussion Paper No. 9193
published in: Journal for Labour Market Research, 2018, 52, 8 (2018)
IZA Discussion Paper No. 2797
published in: Developing Economies, 2011, 49(1), 36-65
IZA Discussion Paper No. 664
published as 'Skill Upgrading and Rigid Relative Wages' in: B.E. Journal of Macroeconomics: Contributions to Macroeconomics, 2005, 5(1), Art. 7