Freakonomics book free pdf

By late 2009, the book had sold over 4 million copies worldwide. One example of the authors' use of economic theory involves demonstrating the existen

By late 2009, the book had sold over 4 million copies worldwide. One example of the authors’ use of economic theory involves demonstrating the existence of cheating among sumo wrestlers. In a sumo tournament, all wrestlers in the freakonomics book free pdf division compete in 15 matches and face demotion if they do not win at least eight of them. The sumo community is very close-knit, and the wrestlers at the top levels tend to know each other well.