The short answer is, yes, though the majority is more wrong.
In fact, the issue in Michigan v. EPA seems so simple that the MATS rule could have been affirmed in a two-page opinion. Judge Scalia notes that the word “appropriate” – on which the entire 44 pages of the majority, concurring, and dissenting opinions focus – is “capacious”. I agree. If so, and if Chevron means anything, “appropriate” is surely capacious enough to allow for an interpretation that does not include cost considerations. That should have been the… More