Comparing these figures with the marketaverages gives a feel for a stock's relative valuation.
比较这些数字与市场平均水平给出了感觉股票的相对估值。
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And if you buy index funds, you don't have to worry about badly lagging behind the marketaverages because you or your fund managers pick the wrong stocks.
The three major marketaverages, the Dow Jones industrial average, the Standard & Poor's 500 and the Nasdaq composite index, ended the day up 1.5 percent or more.