Street Explained: Fallout from negative rates

Traders work on the floor of the New York Stock Exchange.
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Traders work on the floor of the New York Stock Exchange.

Federal Reserve Chair Janet Yellen told Congress on Thursday she wouldn't take negative rates off the table as an option here in the U.S., after several central banks around the world recently adopted the extreme measure.

So how does a negative interest rate actually work and how will it affect your money?

In a exclusive video for CNBC Pro subscribers, Bob Pisani explains:

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  • Bob Pisani

    A CNBC reporter since 1990, Bob Pisani covers Wall Street from the floor of the New York Stock Exchange.

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