Tag Archives: co-benefits

EPA’s MACT Rule; Some Benefits Are More Equal Than Others

Last week, EPA formally revised the cost-benefit analysis for its rule limiting the emissions of hazardous air pollutants from coal-fired power plants.  The rule jettisons consideration of so-called “co-benefits,” in this case, the benefits from the reduction in emissions of PM2.5 that result from limits on mercury emissions.  The very idea of excluding consideration of co-benefits is just plain incoherent.

I’ve spent my career defending cost-benefit analysis to many of my environmentalist friends. … More

Stop the Presses! EPA Still Thinks that the MATS Rule Is a Good Idea

Last week, EPA issued its “Supplemental Finding”, confirming that it still believes that its Mercury and Air Toxics Standards matsare “appropriate and necessary.”  I don’t have much to add to our post at the time of the proposed Supplemental Finding.  In short, the Supplemental Finding isn’t going to change anyone’s mind, but it should be sufficient to withstand judicial review as long as the courts still believe in Chevron deference.… More