03/18/2010 05:12 am ET Updated May 25, 2011

Wall Street Conspiracy Theories: Which Are The Most Plausible?

So here's a field guide to the five most prevalent Wall Street conspiracy theories, with each one graded on scope, durability, crowd appeal, and plausibility and each graded on a sliding scale from 1 to 5, with 1 being "fugetaboutit" and 5 being "damn right."

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