1979 – 1983: Employee at the office for quarter-related social planning Berlin (Büro für stadtteilnahe Sozialplanung Berlin)
1984 – 1987: Researcher at the Berlin School of Economics (FHW Berlin)
1989 – 1992: Researcher at the IÖW
1992 – 2018: Head of the research field Ecological Economics and Environmental Policy
Since 05/2018: Reasearcher at the IÖW
Digital Transformation, Innovation and Technology, Environmental Policy and Governance, Water and Land Management
Ecologically Adjusted Cost-Benefit Analysis, Innovation and Technology Assessment, Economic Instruments and New Modes of Regulation, Transformation Strategies, Regional Economic Policy