Since April 2014 I am Professor for Public Finance and Debt Management at Goethe University, Frankfurt.

I am member as well as co-founder of the Frankfurt Quantitative Macro Group (FQMG) and Research Fellow at the Centre for Economic Policy Research (CEPR).  I am also affiliated with the following institutions: SAFE, Goethe University Frankfurt; CMR, University of Cologne; MEA, Munich; Netspar and ZEW, University of Mannheim. I participated in the DFG priority program 1578 on Financial Market Imperfections and Macroeconomic Performance and since March 2018 I am  project leader of the Norface DIAL project Trends in Inequality: Sources and Policy.  I am Editorial Board Member at the Journal of Pension Economics & Finance and at the Journal of Demographic Economics. My research interests are in the fields of dynamic macroeconomics with heterogeneous agents, public finance, demographic and computational economics.