Thomas Piketty on why Jane Austen Inspired his Thinking

The French economist Thomas Piketty responds to criticism about his theory on economic inequality, and explains how classic authors Jane Austen and Honore de Balzac inspired his thinking. Also, David Birch, director of Consult Hyperion, a consultancy that specialises in electronic transactions, tells us why there should be steps to create a single online, digital identity for everyone. And technology correspondent Jeremy Wagstaff of Reuters, tells us why social networks are a scammer's paradise.