Smog is sharply declining in growing cities. This suggests that emissions per mile of driving is declining faster than overall vehicle mileage is growing. This paper analyzes emissions for over 24,000 vehicles tested at random between 1997 and 1999 in California's Random Roadside Emissions...

This paper examines the distribution of the gasoline tax burden in the presence of increased electric vehicle adoption. Automobile manufacturers and even some states have ambitious goals to phase out gas-powered cars. However, in spite of these plans, the primary source of automobile...