Introduction: Ownership, Use and Social Costs: On the costs of air pollution from motor vehicles, K.A. Small and C. Kazimi; Does Britain or the United States have the right gasoline tax?, I.W.H. Parry and K.A. Small; Income's effect on car and vehicle ownership worldwide; 1960-2015, J. Dargay and D. Gately; Factoring the environmental Kuznets curve: evidence from automotive lead emissions, F.G.H. Hilton and A. Levinson. Theory and Methods: Can taxes on cars and on gasoline mimic an unavailable tax on emissions?, D. Fullerton and S. West; joint mixed logit models of stated and revealed preferences for alternative-fuelled vehicles, D. Brownstone, D.S. Bunch et al.; The limits of market-oriented regulatory techniques: the case of automotive fuel economy, J.E. Kwoka Jr. Regulation: Air Pollution Regulations: Fuel economy and motor vehicle emissions, W. Harrington; The nonpecuniary costs of automobile emissions standards, T.F. Bresnahan and D.A. Yao. CAFE Standards: CAFE or price? An analysis of the effects of federal fuel economy regulations and gasoline price on new car mpg, 1978-89, D.L. Greene; Clearing the air: the costs and consequences of higher CAFE standards and increased gasoline taxes, David Austin and Terry Dinan. I/M Policies: An empirical examination of moral hazard in the vehicle inspection market, T.N. Hubbard; Are vehicle emission inspection programs living up to expectations? Unanticipated effects of regulation, W.V. Harrington McConnell et al.; Differentiated regulation: the case of auto emissions standards, H.K. Gruenspecht; Rationing can backfire: the 'day without a car' in Mexico City, G.S. Eskeland and T. Feyzioglu; Fuel economy standards, new vehicle sales and average fuel efficiency, S.G. Thorpe; Fuel economy rebound effect for US household vehicles, D.L. Greene, J.R. Kahn et al.; An analysis of alternative fuel credit provisions of US automotive fuel economy standards, J. Rubin and P. Leiby. Economic Instrument: Vehicle Taxes: Feebates, rebates and gas-guzzler taxes: a study of incentives for increased fuel economy, D.L. Greene, P.D. Paterson et al.; Distributional aspects of an environmental tax shift: the case of motor vehicle emissions taxes, M. Walls and J. Hanson. Scrap Policies: Estimating an emissions supply function from accelerated vehicle retirement programs, A. Alberini, W. Harrington et al. Permits: An emission saved is an emission earned: an empirical study of emission banking for light-duty vehicle manufacturers, J. Rubin and C. Kling; Policy-induced technology adoption: evidence from the US lead phasedown, S. Kerr and R.G. Newell. Combined Policies: The welfare impacts of alternative policies to address atmospheric pollution in urban road transport, S. Proost and K. van Dender; A presumptive pigovian tax: complementing regulation to mimic an emissions fee, G.S. Eskeland; Index.