Some recent papers

with Astrid Dannenberg, "Tipping versus Cooperating to Supply a Public Good," Journal of the European Economics Association, 2017 (FREE ACCESS).


"Coordination vs. Voluntarism and Enforcement in Sustaining International Environmental Cooperation," Proceedings of the National Academy of Sciences 113(51): 14515-14522, 2016.


with Astrid Dannenberg, "An Experimental Investigation into 'Pledge and Review' in Climate Negotiations," Climatic Change 138(1): 339-351, 2016. 


with Marten Scheffer and others, "Creating a Safe Operating Space for Iconic Ecosystems, Science 347 (6228): 1317-1319, 2015.


"Solar Geoengineering’s Brave New World: Thoughts on the Governance of An Unprecedented Technology," Review of Environmental Economics and Policy, 8(2): 249-269, 2014.


with Astrid Dannenberg, "Sensitivity of Collective Action to Uncertainty about Climate Tipping Points," Nature Climate Change, 4: 36-39, 2014.


"Climate Treaties and Approaching Catastrophes," Journal of Environmental Economics and Management, 66(2): 235-250, 2013.


“Economic Considerations for the Eradication Endgame,“ Philosophical Transactions of the Royal Society B, 368: 2012149, 2013.



The Copenhagen climate talks.
The Copenhagen climate talks.



Published research


"Coordination vs. Voluntarism and Enforcement in Sustaining International Environmental Cooperation," Proceedings of the National Academy of Sciences 113(51): 14515-14522, 2016.


“An Economic Theory of International Environmental Law,” in D. Bodansky, J. Brunnée, and Ellen Hey (eds.), Oxford Handbook of International Environmental Law, Oxford: Oxford University Press, pp. 231-261, 2007.


“The Theory of International Environmental Agreements,” in K.-G. Mäler and J. Vincent (eds.), Handbook of Environmental Economics, Vol. 3, Amsterdam: Elsevier, pp. 1457-1516, 2005.


“Consensus Treaties,” Journal of Institutional and Theoretical Economics, 158 (4): 529-547, December 2002.


“The Strategy of Treaty Negotiation: ‘Broad but Shallow’ versus ‘Narrow but Deep,’” in P. Dasgupta, B. Kristrom, and K-G. Löfgren (eds.), Economic Theory for the Environment, Cheltenham: Edward Elgar, 2002, pp. 26-40. 


“International Cooperation for Sale,” European Economic Review, 45(10): 1835-1850, 2001. Reprinted in C. Carraro (ed.), Governing the Global Environment, Cheltenham, UK: Edward Elgar, pp.  135-150, 2003.


“International Environmental Agreements: Feasibility, Efficiency, Stability,” in H. Siebert (ed.), The Economics of International Environmental Problems, Tübingen: Mohr Siebeck, pp. 111-124, 2000.


“International Cooperation and the International Commons,” Duke Environmental Law and Policy Forum, 10 (1): 131-145, 1999.


"A Theory of Full International Cooperation," Journal of Theoretical Politics, 11: 519-41, 1999. Reprinted in J. Trachtman (ed.), International Law and Politics, Aldershot: Ashgate, forthcoming 2008.


"The Credibility of Trade Sanctions in International Environmental Agreements," in P. Fredriksson (ed.), Trade, Global Policy, and the Environment, World Bank Discussion Paper No. 402, pp. 161-172, 1999.


"On the Theory and Diplomacy of Environmental Treaty-Making," Environmental and Resource Economics, 11: 317-33, 1998.


"Toward a Theory of International Environmental Cooperation," in C. Carraro and D. Siniscalco (eds.), New Directions in the Economic Theory of the Environment, Cambridge: Cambridge University Press, 1997, pp. 239-280. Reprinted in C. Carraro (ed.), Governing the Global Environment, Cheltenham: Edward Elgar, pp. 294-335, 2003.


"Heterogeneous International Environmental Agreements," in C. Carraro (ed.), International Environmental Negotiations, Cheltenham: Edward Elgar, 1997, pp. 9-25.


"Building Property Rights for Transboundary Resources," in S. Hanna, C. Folke, and K.-G. Mäler (eds.), Rights to Nature, Washington, DC: Island Press, 1996, pp. 265-284.


The Economics of International Environmental Agreements for the Protection of Environmental and Agricultural Resources, FAO Economic and Social Development Paper 132, Rome: Food & Agriculture Organization of the United Nations, 1995.


"Cooperation and Competition in International Environmental Protection," in E. Bacha, Economics in a Changing World, Volume 4: Development, Trade and the Environment, Proceedings of the Tenth World Congress of the International Economics Association, Moscow, London: Macmillan, 1994, pp. 34-47.


"Self-Enforcing International Environmental Agreements," Oxford Economic Papers, 46: 878-894, 1994; reprinted in A.A. Batabyal (ed.), The Economics of International Environmental Agreements, Aldershot, UK: Ashgate, 1999; reprinted in C. Carraro (ed.), Governing the Global Environment, Cheltenham: Edward Elgar, pp. 199-215, 2003; reprinted in M. Hoel (ed.), Recent Developments in Environmental Economics, Cheltenham: Edward Elgar, 2004.


"Conflict and Cooperation in Managing International Water Resources," World Bank Policy Research Working Paper 0-860.


"International Environmental Agreements as Games," in R. Pethig (ed.), Conflicts and Cooperation in Managing Environmental Resources, Springer-Verlag, 1992, pp. 11-35. 


"The Problem of Global Environmental Protection," Oxford Review of Economic Policy, 6: 68-79, 1990; reprinted in D. Helm (ed.), Economic Policy Towards the Environment, Oxford: Blackwell, 1991, 137-155; reprinted in R. Dorfman and N. Dorfman (eds.), The Economics of the Environment, 3rd ed., New York: W.W. Norton & Co, 1993, 445-463; reprinted in T. Jenkinson (ed.), Readings in Microeconomics, Oxford: Oxford University Press, 1996, pp. 131-140; reprinted in T. Tietenberg (ed.), The Economics of Global Warming, Aldershot: Edward Elgar, 1996; reprinted in A. Batabyal (ed.), The Economics of International Environmental Agreements, Aldershot, UK: Ashgate, 1999; reprinted in P.M. Haas, Environment in the New Global Economy, Cheltenham, UK: Edward Elgar, 2003.