Jun 24: Martin Wolf on policy knots the G8 and G20 hope to untie

The G8 and G20 meetings in Ontario have a long agenda of thorny subjects to discuss as rich, industrial; and developing countries try to thrash out a united approach to rebalancing the world economy. Banking levies, regulation and currency controls are just some of the topics; but will it come to naught? Martin Wolf, chief economic commentator discusses his expectations with Richard Edgar.