3 IZA Discussion Papers
IZA Discussion Paper No. 11007
published in: W. Conen and E. Reuter (eds.), Research Handbook on Self-Employment and Public Policy, 2024, 80–98
IZA Discussion Paper No. 10665
published in: Lohmann, H. and I. Marx (eds), Handbook on In-Work Poverty, Edward Elgar, 2019
IZA Discussion Paper No. 6067
published in: Journal of Social Policy, 2012, 41 (1) 19-41