This talk addressed the question "Marx or Keynes?" on March 31, 2010. It featured David Harvey, Distinguished Professor at the City University of New York (CUNY); Prabhat Patnaik, Professor of Economics at Jawaharlal Nehru University, New Delhi; Duncan Foley, Leo Model Professor of Economics at The New School for Social Research; and Perry Mehrling, Professor of Economics at Barnard College. Serving as discussant was Sanjay Reddy, Professor of Economics, Barnard College.