Paul Krugman: Why markets can’t cure healthcare

Judging both from comments on this blog and from some of my mail, a significant number of Americans believe that the answer to our health care problems — indeed, the only answer — is to rely on the free market. Quite a few seem to believe that this view reflects the lessons of economic theory.

Not so. One of the most influential economic papers of the postwar era was Kenneth Arrow’s Uncertainty and the welfare economics of health care, which demonstrated — decisively, I and many others believe — that health care can’t be marketed like bread or TVs. Let me offer my own version of Arrow’s argument.