Play now 28 mins
Michael Lewis was a bond trader in New York and London in the 1980s and wrote Liar's Poker about the giant egos that ruled Wall Street. Now he's revisited the banking world in the wake of the 2008 financial crash and has written a book about the few outsiders who saw what was to come and bet against the sub-prime mortgage business. Michael Lewis tells Carrie Gracie that this time he's optimistic that the financial world will be reformed.
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