Sep 4: Rising risk of double dip

In the first in a series of interviews from the Ambrosetti forum, Nouriel Roubini, one of the few economists credited with predicting the crisis, explains why he remains bearish in spite of nascent signs of recovery. The influential New York University professor tells Martin Wolf, chief economics commentator, which policy prescriptions the G20 leaders should adopt at their forthcoming meeting. Produced by Steve Ager and Alistair Gray.