Friday, October 23, 2009

Yet another case for prediction markets over polls!

I can only come up with two explanations for [a fourteen point drop in the number of Americans who believe there is solid evidence that anthropogenic global warming is real]: one, that many Americans are happy to embrace a symbolic belief in global warming as long as there is no danger that anyone will do anything about it. The other is that Americans don't know what they want, and also, enjoy messing with pollster's minds.--Megan McArdle
I remain short these:

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