Edmund Phelps (L), Nobel prize-winning American economist and professor with Columbia University, and Ernst Ulrich von Weizsacker, co-chair of the International Resource Panel, are seen at a panel of "economists' six questions" during the Boao Forum for Asia (BFA) annual conference 2014 in Boao, south China's Hainan Province, April 8, 2014. (Xinhua/Guo Cheng) |
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