This measure says stocks are really cheap…maybe

Traders on the floor of the New York Stock Exchange.
Brendan McDermid | Reuters

A valuation measure comparing stocks to bonds shows that the U.S. stock market is extremely cheap ... or that something is seriously out of whack.

More In Investing

CNBC ProCramer says Foot Locker's falling revenue shows the risk in mall stocks
CNBC ProHere were the winning and losing investments during the last major rate spike for markets