There's a warning sign for the economy with an amazing track record: The last five times it flashed, the U.S. economy went into recession within about a year.
This economic crystal ball takes the views of people and institutions from from all around the world and boils them down into a single, simple signal.
That signal is called the yield curve. It's not flashing now, at least not yet, but it might be close enough to make you nervous.
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