The economy is definitely starting to slow as we are nearing the end of the longest bull market in U.S. history. There is now a persistent fear that every report of slowing growth will mark the end of this bull-market economic cycle.

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One of the first lessons of Economics 101 is that over the long-term, the U.S. stock market always follows the directional trend of the underlying U.S. economy. If the U.S. economy is growing and expanding, in the long-term, the U.S. stock market will go up. If the U.S. economy is plateauing or going sideways, the U.S. stock market, in the long-term, will go sideways. And, if the U.S. economy is declining, the stock market, in the long-term, will decline with it.

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