TI 2003-085/3 Tinbergen Institute Discussion Paper Second-best Pricing for Imperfect Substitutes in Urban Networks Jan Rouwendal Erik T. Verhoef Department of Spatial Economics, Faculty of Economics and Business Administration, Vrije Universiteit Amsterdam, and Tinbergen Institute. Tinbergen Institute The Tinbergen Institute is the institute for economic research of the Erasmus Universiteit Rotterdam, Universiteit van Amsterdam, and Vrije Universiteit Amsterdam. Tinbergen Institute Amsterdam Roetersstraat 31 1018 WB Amsterdam The Netherlands Tel.: Fax: +31(0)20 551 3500 +31(0)20 551 3555 Tinbergen Institute Rotterdam Burg. Oudlaan 50 3062 PA Rotterdam The Netherlands Tel.: Fax: +31(0)10 408 8900 +31(0)10 408 9031 Please send questions and/or remarks of nonscientific nature to [email protected]. 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