5 IZA Discussion Papers
IZA Discussion Paper No. 14396
IZA Discussion Paper No. 11561
published in: Social Choice and Welfare, 2019, 52 (1), 29-63
IZA Discussion Paper No. 8874
IZA Discussion Paper No. 3043
published in: Janet A. Harkness et al. (eds): Survey Methods in Multicultural, Multinational, and Multiregional Contexts, Wiley & Sons, 2010
IZA Discussion Paper No. 573
published in: Empirical Economics, 2005, 30 (2), 521-538