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The downfall of a tycoon - one of the world's most powerful hedge fund managers, Stephen Cohen, agrees to pay $1.8 billion over insider trading charges. Italy's finance minister tells us what his country is doing wrong. And the wind that keeps your data safe - Microsoft buys into renewable energy. Plus we're joined by David Kuo of the Motley Fool in Singapore, and Professor David Ruccio in Chicago who tells us his thoughts on the problems with the class system in the US.