The CBO Offers Hansonian Charts
By Arnold Kling
Ezra Klein highlights them. They show little difference in outcomes between genuine treatments and placebos.
The implication of course is that it’s far cheaper to give someone a chest incision than an angina, and far cheaper to give them a sugar pill than an anti-depressant. There are ethical issues, of course. But still. Interesting.
Klein’s post was highlighted by Tyler Cowen.