Academic positions
since 08/2010
Senior Research Fellow and Chairman of the Board, Walter Eucken Institute, Freiburg
2001–08/2010
Director,Walter Eucken Institute, Freiburg
1995–2009
Professor of Economic Policy, University of Freiburg
1988–1995
Professor of Economics, Department of Economics, and Editorial Director, Center for Study of Public Choice, George Mason University, Fairfax, Virginia
1985–1988
Associate Professor, Department of Economics, und Research Associate, Center for Study of Public Choice, George Mason University
1984–1985
Visiting Professor, Department of Economics, George Mason University, Fairfax, Virginia
1983–1984
Visiting Research Associate, Center for Study of Public Choice, George Mason University, Fairfax, Virginia
1982–1983
Lecturer, University of Mannheim, and Research Associate, University of Münster
1981–1982
Visiting Professor, University of Mannheim
1977–1981
Research Associate, University of Münster
1976–1977
Visting Professor, University of Hamburg
1974–1976
Research Associate, University of Münster
1968–1974
Research Associate, Polytechnical University of Berlin