:"Protectionist clouds darken sunny forecast for solar power," VoxEU, Aug. 7, 2013.
"Global Environment and Trade Policy," March 2009. Proofs, in Post-Kyoto International Climate Policy, edited by Joe Aldy and Rob Stavins (Cambridge University Press), 2009, pp. 493-529; Revised version of “Global Environmental Policy and Global Trade Policy,” HPICA Paper no.08-14, for the Harvard Project on International Climate Agreements. Policy summary.
“Addressing the Leakage/Competitiveness Issue In Climate Change Policy Proposals,” proofs (Brookings Institution Press: Washington, DC), 2009, edited by Lael Brainard & Isaac Sorkin, pp.69-91. Weatherhead Center for International Affairs WP 4792, Harvard University, 2009.
"Climate and Trade: Links Between the Kyoto Protocol and WTO," Environment, vol.47, no.7, September 2005: 8-19. Based on "Kyoto and Geneva: Linkage of the Climate Change Regime and the Trade Regime", presented at Broadening Climate Discussion: The Linkage of Climate Change to Other Policy Areas, FEEM/MIT conference, Venice, 2004. RWP04-042 HKS.
"Is Trade Good or Bad for the Environment? Sorting out the Causality" with Andrew Rose, 2005, Review of Economics and Statistics, 87, no.1, February, pp.85-91. Harvard WP 2003. NBER WP 9201; NBER Digest. [Data available (in Stata).] Reprinted in Recent Papers in Trade and the Environment, edited by Brian Copeland (Edward Elgar Publishers: UK), 2014.
"The Environment and Economic Globalization" in Globalization: What's New edited by Michael Weinstein, Council on Foreign Relations (Columbia University Press: New York), 2005, pp. 129-169. NBER WP 10090, 2003. Reprinted in Economics of the Environment: Selected Readings, 5th edition, edited by Robert Stavins, 2005; 6th ed.(paperback), 2012 (W.W.Norton: NY).