"Environmental Protection in the Information Age,"
NYU Law Review 79:1, 115-211 (2004).

"The World Trade Organization's Legitimacy Crisis,"
World Trade Review, vol. 1, no. 1 (2002).

"Bridging the Trade-Environment Divide,"
Journal of Economic Perspectives, vol. 15, no. 3 (2001).

"Regulatory Co-opetition,"
in Regulatory Competition and Economic Integration: Comparative Perspectives (Daniel C. Esty and Damien Geradin, eds.), Oxford: Oxford University Press (2001).

"Industrial Ecology and Competitiveness"
(with Michael E. Porter), Journal of Industrial Ecology, vol. 2, no. 1 (1998).

"Revitalizing Environmental Federalism,"
Michigan Law Review , vol. 95, no. 3 (1996).

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