What makes people search for Freakonomics on the web?
Bill Bennett, apparently. Or was it Good Morning America? Or World News Tonight? Or an ad in USA Today? Causality is not always easy to identify. The following chart, kindly supplied by Bill Tancer from www.hitwise.com, documents Freakonomics’ share of the web traffic from the millions of internet users that Hitwise tracks (and for fun, Bill Bennett’s too): Last week . . .