Ezra Klein begs the question with, “Here are a few more papers proposing ways to replace the SGR. I particularly recommend Michael Chernew’s contribution.”
What’s the contribution? It’s a summary of Blue Cross/Blue Shield of Massachusetts’ Alternative Quality Contract (AQC).
“What’s that,” you ask? More here, which is beautifully circular because it is my summary of Chernew et al.’s paper on just that.
See also, this.