Questioning a claim is often the best way to establish its truth. Arnold Kling thinks this David Leonhardt claim is a sentence that should be questioned.
we know that a market economy with a significant government role is the only proven model of success
So what’s the counterexample that Kling advances?
The internet. Now, I know I sometimes feel like I live online, but if a computer network is the best counterexample of a successful market economy without “a significant government role” you may have just proven Leonhardt’s point.