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All the Perl that's Practical to Extract and Report

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Calculating The Dow Jones Industrial Average 2 Comments More | Login | Reply /

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  • Not total crap (Score:2)

    by KM (4) on 2009.02.09 10:58 (#67263) Journal
    When AIG was tanking, they replaced it with Kraft. Now, if you took out GM and replaced it with Family Dollar (FDO), you'd get a 200 point jump in the average (right now, at least). If you also replace Citigroup with Google, jumps to 11400. With just a few good replacements, the economy would be doing much better!! Just keep replacing bad companies with ones which are doing well. It's much cheaper than the "stimulus"!

    (yes, I know there is some way in choosing the companies... but most don't know what it is and just look at the average to gauge the economy)

    • Part of the reason it's so awful is that it doesn't take into account the size or actual market price of each. For example, raise one stock a dollar and lower another one a dollar and there's no net effect, even if one stock started at two dollars and the other one started at two hundred. Also, if one company is 20 times larger than another, a one dollar change in stock price is considered to have the same net impact for either. This is why many consider the DJIA to be a lousy index, but since it's the m

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