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Columbia University Professor Stiglitz attends a session at the World Economic Forum in Davos

Columbia University Professor Stiglitz attends a session at the World Economic Forum in Davos

Columbia University Professor Joseph E. Stiglitz attends a session at the World Economic Forum (WEF) in Davos January 26, 2011. Organisers and CEOs at the annual Davos meeting projected cautious confidence in the global economy as the event opened on Wednesday, pointing to numerous risks which could yet derail a still-fragile recovery. REUTERS/Vincent Kessler (SWITZERLAND – Tags: POLITICS BUSINESS)

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