Martin Wolf, Independent Commission on Banking

A handful of banks are large enough to rock Britain's economy, too big, in fact, to be allowed to fail. That's what the UK saw in 2008 and what no government ever wants to see again.

HARDtalk's Carrie Gracie talks to Martin Wolf, a member of the UK's Independent Banking Commission, and asks if the system could be made safer without stifling business and driving the banking industry abroad?