• Prof. Dr. Ralph Winkler

• Schanzeneckstrasse 1
• 3001 Bern
• Switzerland
• Phone: +41 31 631 45 08
• Fax: +41 31 631 37 83
• Email: mail@ralph-winkler.de

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Research Interests

Climate Change and Environmental Policy

Discounting in long-run decisions

Publications:

• Now or never. Environmental protection under hyperbolic discounting
  Economics: The Open-Access, Open-Assessment E-Journal 3: 2009-12, 2009
• Does 'better' discounting lead to 'worse' outcomes in long-run decisions? The dilemma of hyperbolic discounting
  Ecological Economics 57: 573–582, 2006

Working Papers:

• Trading-off generations: infinitely lived agent versus OLG (with M. Schneider and C. Traeger)
  Working Paper No. 10-07, Department of Economics, University of Bern, March 2010
• Intertemporal efficiency and equity under hyperbolic preferences. Ex ante versus ex post procrastination
  Discussion Paper No. 402, Department of Economics, University of Heidelberg, January 2004

Technological and structural change in the mitigation of climate change

Publications:

• Distorted time preferences and time-to-build in the transition to a low-carbon energy industry (with C. Heinzel)
  Environmental and Resource Economics, 49: 217–241, 2011
• Optimal dynamic scale and structure of a multi-pollution economy (with S. Baumgärtner and F. Jöst)
  Ecological Economics 68: 1226–1238, 2009
• Optimal compliance with emission constraints. Dynamic characteristics and the choice of technique
  Environmental and Resource Economics 39: 411–432, 2008
• Structural change under joint production
  In S. Baumgärtner, M. Faber and J. Schiller: Joint Production and Responsibility in Ecological Economics. Edward Elgar, Cheltenham, 2006
• Structural change with joint production of consumption and environmental pollution: A neo-Austrian approach
  Structural Change and Economic Dynamics 16:111–135, 2005

International environmental agreements

Publications:

• International emission permits markets with refunding (with H. Gersbach)
  European Economic Review, 55: 759–773, 2011

Working Papers:

• The Effect of Kyoto Emission Targets on Domestic CO₂ Emissions: A Synthetic Control Approach (with C. Almer)
  Working Paper No. 12-02, Department of Economics, University of Bern, January 2012
• Political influence on non-cooperative international climate policy (with W. Habla)
  Working Paper No. 11-06, Department of Economics, University of Bern, August 2011
• Sustainable climate treaties (with H. Gersbach and N. Hummel)
  Working Paper No. 11-05, Department of Economics, University of Bern, June 2011
• Strategic behavior in IEAs: When and why countries joined the Kyoto Protocol (with C. Almer)
  Working Paper No. 10-14, Department of Economics, University of Bern, November 2010
• On the design of global refunding and climate change (with H. Gersbach)
  Working Paper No. 07/69, CER-ETH, ETH Zurich, June 2007

Other Research Interests

Natural resource management and development

Publications:

• Why do ICDPs fail? The relationship between agriculture, hunting and ecotourism in wildlife conservation
  Resource and Energy Economics, 33: 55–78, 2011
• Valuation of ecosystem goods and services. Part 1: an integrated dynamic approach
  Ecological Economics 59: 82–93, 2006 (Reprinted in: C. Perrings (Editor): Ecological Economics. Volume III: Ecosystem Services. Sage, Los Angeles, 2008)
• Valuation of ecosystem goods and services. Part 2: implications of unpredictable novel change
  Ecological Economics 59: 95–105, 2006 (Reprinted in: C. Perrings (Editor): Ecological Economics. Volume III: Ecosystem Services. Sage, Los Angeles, 2008)

Endogenous lifetime and growth

Working Papers:

• Growth and welfare under endogenous lifetime (with M. Schneider)
  Working Paper No. 10-13, Department of Economics, University of Bern, September 2010

Time-to-build and growth

Publications:

• A note on the optimal control of stocks accumulating with a delay
  Macroeconomic Dynamics, 15: 565–578, 2011
• Numerical solution of optimal control problems with constant control delays (with U. Brandt-Pollmann, S. Sager, U. Moslener and J. Schlöder)
  Computational Economics 31: 181–206, 2008
• Time lags in capital accumulation (with U. Brandt-Pollmann, S. Sager, U. Moslener and J. Schlöder)
  In D. Ahr, R. Fahrion, M. Oswald, and G. Reinelt (Eds.). Operations Research Proceedings 2003. Springer, Heidelberg, 2004

Working Papers:

• Optimal control of pollutants with delayed stock accumulation
  Working Paper No. 08/91, CER-ETH, ETH Zürich, July 2008.
• On the transition from instantaneous to time-lagged capital accumulation. The case of Leontief-type production functions (with U. Brandt-Pollmann, U. Moslener and J. Schlöder)
  Discussion Paper No. 05-30, Centre for European Economic Research (ZEW), Mannheim, April 2005

Waste management and regulation

Publications:

• Wasted waste: an evolutionary perspective on industrial by-products (with J. Kronenberg)
  Ecological Economics, 68: 3026–3033, 2009
• Waste paper: price ambivalence (with S. Baumgärtner)
  In S. Baumgärtner, M. Faber and J. Schiller: Joint Production and Responsibility in Ecological Economics. Edward Elgar, Cheltenham, 2006
• Preisambivalenz von Altpapier. Eine ökonomische Konsequenz der deutschen Abfallgesetzgebung 1985–2000 (with S. Baumgärtner)
  Zeitschrift für angewandte Umweltforschung – Journal of Environmental Research 15/16: 239–255, 2003/4
• Markets, technology and environmental regulation: Price ambivalence of waste paper in Germany (with S. Baumgärtner)
  Ecological Economics 47: 183–195, 2003

Working Papers:

• Price ambivalence on the German waste paper market. Stylized facts and a dynamic model (with S. Baumgärtner)
  Manuscript, University of Heidelberg, April 2002