BizJournals Portfolio
Oct 29 2008 12:29am EDT

Extra Credit, Tuesday Edition

VW briefly world top company as shortsellers caught: Is Porsche a car company or a market-manipulating hedge fund?

Mrs Watanabe and the sudden rise of the yen: "It was common for Japanese retail investors to be offered leverage of 20 times or more for their cash".

A few suggestions for journalists and bloggers: Put options are insurance policies. And "if you've got a theory of finance which could be used to prove that all insurance everywhere is a mirage, a piece of financial charlatanry which can't possibly work, then you're not actually contributing much to the discussion."

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