Robert Peston standing in front of a graphic illustrating Labour's so-called 'Triple Lock'
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Labour's 'triple lock': Robert Peston looks at the numbers in detail.

At the launch of the Labour Party's election manifesto on Monday, party leader Ed Miliband spoke about the so-called "triple lock" of responsibility.

He promised a balancing of the books, annual cuts to the deficit and a falling national debt.

Opponents, though, say the lock is not as secure as the Labour leader suggests.

Robert Peston looks at the numbers in more detail.

  • 13 Apr 2015
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