ECB Forum On Central Banking 2016

SINTRA, PORTUGAL - JUNE 27: Guillermo Antonio Calvo, an Argentine-American economist who is Director of Columbia University's mid-career Program in Economic Policy Management in their School of International and Public Affairs, arrives accompanied by his wife Sara Guerschanik Calvo to participate as speaker in the ECB Forum on Central Banking on June 27, 2016 in Sintra, Portugal. The third annual European Central Bank Forum on Central Banking focuses on 'The future of the international monetary and financial architecture', a key topic of debate among economists and policymakers. Some 150 central bank governors, academics, financial journalists and high-level financial market representatives will discuss current policy issues and the chosen topic from a longer-term perspective. (Photo by Horacio Villalobos - Corbis/Corbis via Getty Images)