11 IZA Discussion Papers
IZA Discussion Paper No. 16995
IZA Discussion Paper No. 16649
IZA Discussion Paper No. 15314
IZA Discussion Paper No. 12839
IZA Discussion Paper No. 9692
revised version published in: Health Economics, 2018, 27 (3), e139 - e152
IZA Discussion Paper No. 9617
IZA Discussion Paper No. 4638
revised version published in: Review of Economic Studies, 2013, 80 (1), 313-342
IZA Discussion Paper No. 3882
IZA Discussion Paper No. 2885
substantially revised version published in: Journal of Labor Economics, 2014, 32 (4), 837-897
IZA Discussion Paper No. 1790
published in: Journal of Econometrics, 2007, 136 (2), 341-396
IZA Discussion Paper No. 1042