4 IZA Discussion Papers
IZA Discussion Paper No. 15670
IZA Discussion Paper No. 10391
published in Social Indicators Research, 2018, 136, 117 - 137
IZA Discussion Paper No. 9442
published in: Journal of Economic Inequality, 2016, 14 (2), 141-172
IZA Discussion Paper No. 9402
published in: Inequality and Growth: Patterns and Policy, edited by Kaushik Basu and Joseph Stiglitz, Palgrave MacMillan, 2016, Ch. 3, pp 101-127