Yuki Iwamura/AP
While most professional investors look at the S&P 500, everyday Americans look to the Dow to find out what’s happening on Wall Street.
New York
CNN
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The Dow Jones Industrial Average is, at best, an imperfect barometer of stock market activity among a narrow band of very large US companies. It’s clunky, and too limited in scope for any Wall Street pros to pay serious attention to it.
Nevertheless, the Dow persists.
When the Dow hit the 40,000…
