Knowledge Isn't Power

By Paul Krugman, The New York Times

01 August 14

ne of the best insults I’ve ever read came from Ezra Klein, who now is editor in chief of Vox.com. In 2007, he described Dick Armey, the former House majority leader, as “a stupid person’s idea of what a thoughtful person sounds like.”

It’s a funny line, which applies to quite a few public figures. Representative Paul Ryan, the chairman of the House Budget Committee, is a prime current example. But maybe the joke’s on us. After all, such people often dominate policy discourse. And what policy makers don’t know, or worse, what they think they know that isn’t so, can definitely hurt you.

What inspired these gloomy thoughts? Well, I’ve been looking at surveys from the Initiative on Global Markets, based at the University of Chicago. For two years, the initiative has been regularly polling a panel of leading economists, representing a wide spectrum of schools and political leanings, on questions that range from the economics of college athletes to the effectiveness of trade sanctions. It usually turns out that there is much less professional controversy about an issue than the cacophony in the news media might have led you to expect.

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