What are the implications of gasoline price volatility for the design of fuel economy policies? I show that this problem has a strong parallel to Weitzman's (1974) classic model of using price or quantity controls to regulate an externality. Changes in fuel prices act as shocks to the marginal...

Spatial distribution and leakage effects are of great policy concern and increasingly discussed in the economics literature. Here we study Europe's most aggressive recent air pollution regulation: Low Emission Zones are areas in which vehicular access is allowed only to vehicles that emit low...

What are the implications of gasoline price volatility for the design of fuel economy policies? I show that this problem has a strong parallel to Weitzman's (1974) classic model of using price or quantity controls to regulate an externality. Changes in fuel prices act as shocks to the marginal...

We document a strong correlation in the brand of automobile chosen by parents and their adult children, using data from the Panel Study of Income Dynamics. This correlation could represent transmission of brand preferences across generations, or it could result from correlation in family...