Policy-makers and others interested in environmental justice (EJ) are concerned that poor and minority communities are disproportionately exposed to pollution. Title IV of the 1990 Clean Air Act Amendments required the dirtiest coal-fired utilities to cap their SO2 emissions at 5.8 million tons...

In 2005, EPA promulgated the Clean Air Mercury Rule (CAMR) to permanently cap and reduce mercury emissions from coal-fired power plants. During the final stages of promulgating this rule, an article was published by Trasande et al. that raised some issues regarding how to measure benefits from...