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2. Trade and the environment: Does environmental diversity detract from the case for free trade;Bhagwati,1997
3. The structure of foreign trade;Helpman;J. Econ. Perspect.,1999
4. Global pollution: a Heckscher–Ohlin–Samuelson model of Pigouvian taxation;Kohn;East. Econ. J.,1991
5. Internalizing international versus domestic damages of a pure global pollutant: an extension of Musgrave and Shibata;Kohn;Public Finance/Finances Publiques,1997