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June 26, 2009 9:13 AM

Economist Robert Frank at the Commonwealth Club

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Stock market — Traders work on the floor of the New York Stock Exchange.
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Robert Frank, a professor of economics at Cornell University's Johnson Graduate School of Management, speaks at the Commonwealth Club of California about his new book. It's titled, "The Economic Naturalist's Field Guide: Comon Sense Principles for Troubled Times."

Frank is a lead proponent of behavioral economics. He's a regular contributor to the "Economic View" column, which appears on Sundays in The New York Times. Frank also co-authored an economics textbook with current Federal Reserve Chairman Ben Bernanke.

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