Niall Ferguson reflects on the causes of the global financial crisis, and argues that many people have drawn the wrong conclusions from it about the role of regulation.

The eminent economic historian Niall Ferguson travels to the world's financial centre to deliver a lecture at the New-York Historical Society. He reflects on the causes of the global financial crisis, and argues that many people have drawn erroneous conclusions from it about the role of regulation. Is regulation, he asks, in fact "the disease of which it purports to be the cure"?

Producer: Jane Beresford.