Rogoff: Inequality has been festering

Protesters with the "Occupy Wall Street" movement demonstrate before walking up 5th Avenue to rally in front of the residence of NewsCorp CEO Rupert Murdoch in October 2011 in New York City.

    Just Watched

    Rogoff: Inequality has been festering

Richard Quest speaks to Professor Ken Rogoff of Harvard University about the Pope's message of income inequality at Davos.