"EB: You're holding your manifesto, you're flicking through it, you've got an iPad there, you’ve had a phone call while we're in here and you don't know how much it's going to cost? Jeremy Corbyn: Can we come back to that in a moment? EB: What, when you've looked it up?! My point is it's quite troubling, this is a policy you're launching today Mr Corbyn and you don't know how much it's going to cost. It hardly inspires the voters."