working paper
The 1990 amendments to the Clean Air Act mandated that local governments that violate federal ozone (urban smog) standards abide by a dizzying array of regulations, many of the most controversial of which–centralized state inspection and maintenance programs, carpooling requirements, zero- emission vehicle sales quotas, use of alternative fuels, and new-vehicle emission standards–are intended to control automobile emissions.
working paper |
Mar 1995
working paper |
Mar 1999
working paper |
Jul 1997
working paper |
Dec 1995
