Looking Back at Fifty Years of the Clean Air Act

After major expansion in 1970, the Clean Air Act led to substantial emissions reductions and health improvements—as well as some unintended consequences.

Working Paper (20-01) by Joseph E. Aldy, Maximillian Auffhammer, Maureen L. Cropper, Arthur G. Fraas, and Richard D. Morgenstern — 1 minute read — Jan. 6, 2020