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Now Playing: 11-25-11 Marketplace Money

While you recover from your Thanksgiving feast and Black Friday shopping spree, listen to an inspiring story of one unemployed woman who uses marathon running to stay hopeful about her future. Plus, the holiday shopping season has officially started. We learn about "dynamic pricing" and how to score the best deals with this system. And we look at the psychology behind why couples lie to each other about how they spend their money. We've also got tips on how to keep the peace in your relationship using the rules of economics.