Update: More here (Ilya Somin at Volokh), and here (Ilya Shapiro at CATO).
A coalition of property rights advocates including the National Federation of Independent Business Small Business Legal Center, the CATO Instiutute, the Owners’ Counsel of America, and lawprofs James Ely, David Callies, Todd Zywicki, Randy Barnett, Eric Claeys

