Research Interests
Growth, Inequality, Structural Change, Labor, Technical Change
Short Bio
- Since 1998 Professor of Economics (C3), Universität zu Köln
- 2008 Visiting Professor, Simon Fraser University, Vancouver (Canada)
- 1997 - 1998 Visiting Professor, DELTA, CNRS, EHESS, ENS, Paris (France)
- 1996 - 1997 Visiting Professor, Instituto de Análisis Económico, Barcelona (Spain)
- 1991 - 1996 Assistant Professor, University of Bonn (Prof. U. Schweizer)
- 1988 - 1991 Visiting Professor, Indian Statistical Institute, New-Delhi, India Consultant, Society for Development Alternatives, New-Delhi, India
- 1986 - 1987 Doctoral Studies, London School of Economics
- 1985 - 1986 Doctoral Studies, Universität Bonn
- 1987 - 1989 Doctoral Studies, Universität Bonn
- 1983 - 1984 Studies of Economics, University of California, Berkeley
- 1979 - 1982/84 Studies of Economics, Universität Bonn
Working Papers
- “Endogenous Growth, Green Innovation and GDP Decelaration in a World with Pollution and Green Innovation”, with K. Burghaus. University of Cologne Working Paper Series in Economics 84, 2018. (Extended Appendix)
- “Leisure and Learning – Activities and Their Effects on Child Development”, with T. Kemper. University of Cologne Working Paper Series in Economics 85, 2017.
Publications
- “Human Capital, Polarization, and Pareto-Improving Activating Welfare”. Economic Journal, forthcoming Accepted manuscript online: 2 FEB 2018 09:45AM EST | DOI: 10.1111/ecoj.12575, 2018.
- "Inflation and Innovation-Driven Growth", with B. Kromen. The B.E. Journal of Macroeconomics 10 (1): Article 23, 2010.
- "Entry and Growth in a Perfectly Competitive Vintage Model". Journal of Economic Theory 138 (1): 211-236, 2007.
- "Endogenous Skill Bias", with T. Vogel. Journal of Economic Dynamics and Control 28 (11): 2155-2193, 2004.
- "Induced Innovation: An Empirical Test", with I. Armanville. Applied Economics 35 (15): 1627-1647, 2003.
- "Induced Innovation Revisited". Economica 69 (273): 155-171, 2002.
- "Status Effects and Negative Utility Growth", with B. Cooper & C. Garcia-Penalosa. Economic Journal 111 (473): 642-665, 2001.
- "Satiation and Underdevelopment". Journal of Development Economics 57 (2): 319-341, 1998.
- "Auctions with Interdependent Valuations". International Journal of Game Theory 25 (1): 51-64, 1996.
- "Bertrand and Walras Equilibria in Large Economies". Journal of Economic Theory 67 (2): 436-466, 1995.
- Reprinted in: The legacy of Leon Walras 2: 406-436, (2001) in: Elgar Reference Collection. Intellectual Legacies in Modern Economics 7, Cheltenham, U.K. and Northampton, Mass.
- Book review of "Aghion, P. and Griffith, R.: Competition and Growth, Reconciling Theory and Evidence". Journal of Economics 90 (1): 111-116, 2007.