“…Email: madelucchi@ucdavis.edu and technologies, interest groups and legislators argue a great deal about what the standards should be, or whether we should complement or replace the standards with other approaches, such as emission pricing or emission trading. In order to evaluate and compare air quality standards, emission controls, new technologies (such as electric vehicles), and planning and pricing policies, economists sometimes analyze the relevant social costs and benefits, on the presumption that one should not adopt standards, controls, technologies, or policies whose social costs exceed social benefits (Schwing et al, 1980;Krupnick and Portney, 1991;Hall et al, 1992;Mayeres et al, 1996;USEPA, 1997;Kazimi, 1997;Borger and Wouters, 1998;Romilly, 1999;Johnston and Rodier, 1999;Funk and Rabl, 1999).…”