1. Department of Demography, University of Vienna, Wittgenstein Centre for Demography and Global Human Capital (IIASA, OeAW, University of Vienna), Vienna, 1030, Austria
2. Political Economy Cluster, Hertie School, Berlin, 10117, Germany
3. Health Economics and Policy Division, Vienna University of Economics and Business, Vienna, 1020, Austria
4. International Institute for Applied Systems Analysis (IIASA), Wittgenstein Centre for Demography and Global Human Capital (IIASA, OeAW, University of Vienna), Laxenburg, 2361, Austria