10 cheap stocks for an overvalued market

A Merck sign in front of the company's building in Summit, New Jersey.
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A Merck sign in front of the company's building in Summit, New Jersey.

An increasing number of research firms are pointing to high valuations as one of the main factors holding back the bull market, which is now in its sixth year.

The latest example is S&P Capital IQ's Global Market Intelligence team, which wrote the following in a note to clients: