... satisfactory implementation plan,the Act empowers the AdministratorofEPA to develop such a plan,andif~~~~~~~~~~~~~~~~~broad authority to the Administrator. Even if the Administrator doesnotact,IAirResourcesBoard,AnnualReport to GovernorRonaldReaganandtheLegislature, ... incentivesanddisincentives designed to encouragethe shift to low-pollutionmotorvehicles by motoristsandvehicle manu-facturers, to encourage the useofmultiple-occupancy vehicles, and to haltoratleast ... measuresonstationarysourcesandusedmotorvehicles, combined with a setofsocialandeconomicincentives and disincentives designed to encourage the shift to low-pollutionmotorvehicles, to encourage the useofmultiple-occupancy...