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> I wonder who would even care about the theoretical. Perhaps it is a
> holdover from the dark ages, (before computers), when it was probably
> easier to calculate the high and low of the day from the highs and
> lows of the components, since there would have been no practical way
> to calculate it every few seconds...
For many years, the DJIA on the Quotron was theoretical and the option of
actual was not available. The first few times I pulled it up I remember
thinking "I KNOW I didn't see it trade that high (low)".
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