World leaders at the G20 summit in Canada have backed the UK's Budget, the Prime Minister has said.

Political editor Nick Robinson says David Cameron would be satisfied with the impression he had made on world leaders in his first international summit.

But discussing the content of this G20, Sir Howard Davies, Director of The London School of Economics and former City minister Lord Myners were sceptical about the purpose of the meeting.

"This was a fairly vacuous G20," said Lord Myners, who argued that the summit had "neglected the challenge" of how to bring growth back to the global economy.

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