Recent Publications on Global Environmental Policy .Selected writings on climate change policy “Covid-19 and the Climate Crisis are Part of the Same Battle,” The Guardian, Oct.2, 2020.“The best way to help the climate is to increase the price of CO2 emissions,” The Guardian, Jan.20, 2020."A Pre-Lima Scorecard for Evaluating Which Countries Are Doing their Fair Share in Pledged Carbon Cuts," with Valentina Bosetti, Dec.2014. Harvard Project on Climate Agreements Policy Brief; VoxEU, Nov.2014. “Sustainable Cooperation in Global Climate Policy: Specific Formulas and Emission Targets,” with Valentina Bosetti; in Climate Change Economics, 2014, vol.5, no.3, Aug. :"Protectionist clouds darken sunny forecast for solar power," VoxEU, Aug. 7, 2013. "Politically Feasible Emission Target Formulas to Attain 460 ppm CO2 Concentrations," with Valentina Bosetti; 2012, Review of Environmental Economics and Policy, vol.6, no.1, winter: 86-109.. “Addressing the Leakage/Competitiveness Issue In Climate Change Policy Proposals,” proofs in Climate Change, Trade and Investment: Is a Collision Inevitable? (Brookings Institution Press, Washington, DC, 2009), edited by Lael Brainard and Isaac Sorkin: 69-91 <= Click on sub-topics at left.