PETER SUDERMAN: Why Waxman Canceled the Health Care Write-Down Hearings. “The broader point I’d draw from all of this isn’t so much that the Affordable Care Act is going to cost big corporations billions—though it certainly is—but that the health care sector is so thoroughly dominated by government regulations and subsidies that exercise far, far too much influence over how decisions about health care and its associated costs get made. So rather than argue over the tax treatment of drug subsidies, we ought to be pushing to get rid of the subsidies entirely.”

You also avoid the Knowledge Problem that way.