Economists seek green shoots of recovery

So now we're in recession how will we know when it's coming to an end? Four leading economists told the BBC's Robert Peston what signs they will be looking for to signal that the worst is over.

Vanessa Rossi is a senior fellow at Chatham House, Ruth Lea is with the Arbuthnot Banking Group, Roger Bootle is an economic advisor at Deloitte, and George Magnus is a senior economic advisor with UBS.