Technical change and pollution abatement costs ?
Specify DEA model of the joint production of good and bad outputs. Pollution abatement cost (PAC) is foregone good output when the bad output is regulated. ?PAC results from: change in inputs, change in bad outputs, and technical change. Operationalize model with balanced panel of 80 coal-fired power plants from 19952005.
environmental production function environmental technology ex-ante pollution abatement costs ex-post pollution abatement costs