3 IZA Discussion Papers
IZA Discussion Paper No. 9713
published as 'The Social and Economics of Healthy Ageing in China' in: World Health Design, 2016, 64-70
IZA Discussion Paper No. 8320
revised version published in: Social Science & Medicine , 2016, 170, 247 - 254
IZA Discussion Paper No. 8232
revised version published in: Social Science and Medicine , 2015, 130, 91 - 98