3Sandrno, A1, "Op timal Taxation in the Presence of Externalities", Swedish Journal of Economics, 77, 1975, pp186 - 98; Reprinted in LIH1Goulder (edl),Environm ental Policy Making in Economics with Prior Tax D istortions,Chel- tenham: Edward Elgar,2002.
4Musgrave, R1A1, The Theory of Public Finance, New York: McGraw - Hill, 1959.
5Schwartz, J1, and R1Repetto, "Nonseparable Utility and the Double Dividend Debate: Reconsidering the Tax - Interaction Effect",Environm ental and Resource Econom ics, 15,2000.
