Bloomberg View columnist Barry Ritholtz interviews Daron Acemoglu, Elizabeth and James Killian Professor of Economics at MIT. He is the recipient of several awards, including the 2005 John Bates Clark Medal. He is the co-author of "Why Nations Fail: The Origins of Power, Prosperity and Poverty" and among the most cited economists in the world. This interview aired on Bloomberg Radio. See omnystudio.com/listener for privacy information.

Bloomberg View columnist Barry Ritholtz interviews Brian Greene, professor of physics and mathematics at Columbia University. Professor Greene is world-renowned for his groundbreaking discoveries in the field of superstring theory, including the co-discovery of mirror symmetry and the discovery of spatial topology change. He is the director of Columbia’s Center for Theoretical Physics. This interview aired on Bloomberg Radio. See omnystudio.com/listener for privacy information.