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Labor economist Teresa Ghilarducci explains how to not make the same money mistakes she makes when she's shopping.

Have you ever walked into a store, only to be lured into buying something out of your price range?

This is a problem many people have, including Ghilarducci. It's easy to fall prey to a sales pitch, to become enamored with an article of clothing or an object in order to impress people. We tend, however, to lose track of what's important: the price tag.

"It's a whole category of mistakes," says Ghilarducci, "I buy lots of services and I buy things for other people, to be a big shot."

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