In that condition the correlation was zero.

The correlation between IQ scores and grades is about .50.

A second IMF accounting distortion involves stabilization funds.

Of course, a good hedge lasts only as long as such correlations persist.

There was a very nice correlation between love of Lego and the amount of Legos people built.

But this correlation goes missing when one looks at the dimension of time rather than space.

Finally, the widely assumed correlation between monetary policy and currency values does not stand up to empirical examination.

At a time when both internet infrastructure and resources are heavily skewed towards those communicating in Latin script, the creation of Potaka is a welcome change.

So the relationship is liable to go wrong at the worst possible time when a hedge would be most useful, the asset you were relying on becomes a risk.

Investment strategies such as this must be entered into with caution simply assuming that a past correlation will persist is never a good idea. But currency values are driven by macroeconomic developments, and therefore FX does offer natural hedging opportunities in liquid and transparent markets.

True, with only 16 countries rich enough to be included in the survey, the correlation isn't perfect.

The distorted markets imposed on Russia by the new oligarchs created by Russia's market deforms (I refuse to let such monstrosities parade under the name of reform) has brought the country back full circle.

Luke Black, 20, vice president of Nottingham University Conservative Association, told a Sunday newspaper that there is a growing Left wing bias at universities.

The positive correlation between income and democracy that one sees across countries could be due to reverse causation democracy is more likely to persist as a country grows richer.

I did not have a magic algorithm relating economic factors to voting intentions though I do think that there is some correlation between net disposable income and how people normally vote.

To address this distortion head on, and to provide clarity concerning the allocation of funds, the EGF should focus its limited funds on two simple active labor market programs wage insurance and mobility allowance.

According to Heinsohn, who has proposed youth bulge theory in its most generalized form, a youth bulge occurs when 30 to 40 percent of the males of a nation belong to the fighting age cohorts from 15 to 29 years of age.

According to the President of the Federation of Restaurateurs and Hoteliers for the Northwest, Leonid Garbar, there aren't enough two and three star hotels in Saint Petersburg, which are exactly what football fans are looking for, whereas there is an overabundance of four and five star hotels.

But, from 1911 to 2010 in the US, the correlation between annual real growth of prices for homes and farmland was only 5 , and the latest data on farm prices have not shown anything like the decline in home prices.

But this is almost certainly wrong, even though it seems to be confirmed by the tight correlation between oil and equity markets, which have fallen to their lowest levels since 2009 not only in China, but also in Europe and most emerging economies.