The 1990 Clean Air Act Amendments stipulated gasoline content requirements for metropolitan areas with air pollution levels above predetermined federal thresholds. The legislation led to exogenous changes in the type of gasoline required for sale across US metropolitan areas. This paper uses a...

The 1990 Clean Air Act Amendments stipulated gasoline content requirements for metropolitan areas with air pollution levels above predetermined federal thresholds. The legislation led to exogenous changes in the type of gasoline required for sale across U.S. metropolitan areas. This paper uses a...

In this paper we use sharp changes in gasoline prices to estimate the impact that short run changes in disposable income have on measures of consumer price sensitivity at the grocery store. We use weekly store level scanner data from 180 West Coast grocery stores for products (UPCs) in...