File photo of Argentina's Commerce Secretary Moreno at the Casa Rosada Presidential Palace in Buenos Aires

File photo of Argentina
Argentina's Commerce Secretary Guillermo Moreno waves as he arrives for a ceremony in Buenos Aires in this July 21, 2008 file photo. Argentina's pugnacious price czar Guillermo Moreno once took boxing gloves to a tense business meeting, possibly as a joke or maybe as a threat. Either way, the man in charge of enforcing government rules on Argentine business usually has his way. REUTERS/Marcos Brindicci/Files (ARGENTINA - Tags: POLITICS BUSINESS)