5 IZA Discussion Papers
IZA Discussion Paper No. 11147
revised version published in: Economic Modelling, 2018, 75, 38-69.
IZA Discussion Paper No. 6067
published in: Journal of Social Policy, 2012, 41 (1) 19-41
IZA Discussion Paper No. 4627
published in: D. J. Besharov and K. A. Couch (eds.), 2012, Counting the Poor, Oxford University Press, 171-209. Also available as OECD Social, Employment and Migration Working Paper
IZA Discussion Paper No. 2067