Figures from the central bank show that credit lines to finance trade, normally considered low-risk, are running at about half the level of mid-September.

ECONOMIST: Brazil

Evaluating credit risk, after all, is part of a banker's trade: they should know better than insurers how likely a borrower is to default.

ECONOMIST: Genworth: Out and up | The

Dean Curnutt at Macro Risk Advisors figures that in early March the Credit Suisse fund had to trade the equivalent of 3, 300 VIX futures contracts daily, or about 4% of the entire day's volume.

WSJ: Chaos Over a Plunging Note