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From left, Uruguay's Gustavo Vanerio, Ambassador to the WTO, Brazil's Marcos Pereira, Minister of Industry, Foreign Trade and Services, Argentina's Susana Melcorra, Minister of Foreign Affairs, Swiss Federal councillor Johann Schneider-Ammann, Liechtenstein's foreign minister Aurelia Frick, Secretary-General of the European Free Trade Association (EFTA) Iceland's Kristinn F. Arnason, Norway's State Secretary Dilek Ayhan and Iceland's Ambassador Hogni S. Kristjansson pose after a signing ceremony between EFTA and Mercosur on a possible Free Trade Agreement on the sideline during the 47th annual meeting of the World Economic Forum, WEF, in Davos, Switzerland, Thursday, January 19, 2017. The meeting brings together enterpreneurs, scientists, chief executive and political leaders in Davos January 17 to 20.(KEYSTONE/Laurent Gillieron)