Jan. 24 (Bloomberg) -- Nouriel Roubini, co-founder of Roubini Global Economics LLC, and Ian Bremmer, president of Eurasia Group, talk about the European debt crisis, U.S. fiscal policy and political tensions in North Africa. The speak with Tom Keene on Bloomberg Television's "Surveillance" on the sidelines of the World Economic Forum's annual meeting in Davos, Switzerland. (Source: Bloomberg)