5 IZA Discussion Papers
IZA Discussion Paper No. 16430
IZA Discussion Paper No. 11631
published in: Health Economics, 2018, 27 (11), 1738-1753
IZA Discussion Paper No. 8865
IZA Discussion Paper No. 6389
published in: Journal of Health Economics, 2014, 36, 125-136
IZA Discussion Paper No. 4370
published in: Health Economics, 2011, 20 (4), 484-504