"Policy-makers have instituted a variety of fuel economy tax policies -- polices that tax or subsidize new vehicle purchases on the basis of fuel economy performance -- in the hopes of improving fleet fuel economy and reducing gasoline consumption. This article reviews existing policies and...

"Notches --- where small changes in behavior lead to large changes in a tax or subsidy --- figure prominently in many policies, but have been rarely examined by economists. In this paper, we analyze a class of notches associated with policies aimed at improving vehicle fuel economy. We provide...

"An NBER digest for this paper is available.Researchers estimating the demand for energy-using durable goods must specify consumers' beliefs about future energy prices. Policy-relevant inference hinges on this specification, yet there is little direct evidence on the nature of consumer beliefs....