Jan. 29 (Bloomberg) -- Nouriel Roubini, a professor at New York University, and Robert J. Shiller, chief economist at MacroMarkets LLC and a professor at Yale University, talk with Bloomberg's Francine Lacqua and Erik Schatzker about the outlook for the U.S. banking system and the global economy. They speak at the World Economic Forum meeting in Davos, Switzerland. (This is an excerpt. Source: Bloomberg)