The Supreme Court stopped just short of killing the regulatory state

Today’s Supreme Court decision restricting the Environmental Protection Agency’s efforts to fight climate change has left the regulatory state hanging by a thread. Chief Justice John Roberts’ ruled that despite the authority lawmakers gave the EPA to limit harmful chemicals in the air, the design of its regulations on power plants emissions would have a sweeping impact on the economy and the country, raising the decision to the level of a “major question” that only elected officials can answer.