Cropper, Maureen L.; Muller, Nicholas Z.; Park, Yongjoon; … - National Bureau of Economic Research - 2022
We examine whether counties designated as out of attainment with the NAAQS under the 1970 CAA experienced larger reductions in TSP during the 1970s than attainment counties. We answer this question using the official designation of nonattainment status which, between 1972 and 1978, was by Air...
