It is still in most cases closely correlated with educational attainment and career expectations.
In many bird species feather colour and position in the pecking order are closely correlated.
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Other firms claim that their backward-looking and forward-looking measures are even more closely correlated.
Construction and farm machinery sales are closely correlated to the health of economy.
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The knack is to hedge a position with something that is closely correlated.
For although it draws a distinction between social exclusion and both poverty and unemployment, they are obviously closely correlated phenomena.
Studies also find that the ability to secure repayment is closely correlated with other measures of public-sector health, such as the control of corruption and tax compliance.
The value of Bitcoins has been closely correlated with the total volume of Bitcoin transactions, which have been growing rapidly, if somewhat erratically, for more than 2 years.
The metals index, which tends to be most closely correlated with global industrial production, has gone up by only 12%, much less than the index as a whole, since January 2002.
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We believe it should be more closely correlated to gold prices, but has performed poorly despite strong growth in both earnings and revenue (five year return of NEM 48% compared to GLD 187%).
You cannot trade weather, so the next best thing is to trade something that behaves very like it: gas (as it happens, gas prices, which according to Enron are closely correlated with temperature).
The iShares Silver Trust ETF (NYSE: SLV), which is very closely correlated to the spot price of silver, has surged nearly 22% in the last month, and more than 100% in the last year.
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