Can economics make you a better person?

The economic mysteries of daily life.
Dec. 22 2007 7:07 AM

Rationalizing Resolutions

Can economics make you a better person?

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In other words, when we need help with self-control, we tend to know it. I certainly did. Two hundred sit-ups a week might not sound like a lot, but it is 200 more than I was doing before. And I can say for certain that if my money hadn't been on the line, there's no way I'd be sticking to it.

Tim Harford is a Financial Times columnist. His latest book, The Logic of Life, will be published in paperback on Feb. 10.