1. Institute for Environmental Studies, Vrije Universiteit, Amsterdam, The Netherlands
2. Division of Environment, Hong Kong University of Science and Technology, Hong Kong
3. Kiel Institute for the World Economy, Kiel, Germany
4. Department of Economics, Christian-Albrechts-University of Kiel, Kiel, Germany
5. Department of Economics, University of Sussex, United Kingdom
6. Department of Spatial Economics, Vrije Universiteit, Amsterdam, The Netherlands