MercadoLibre CEO says US-China trade war is a big opportunity for Latin America

1. MELI's CEO sees opportunities from U.S.-China trade tensions in Latin America. 2. Shares of MercadoLibre surged nearly 30% this year amid Amazon's decline. 3. Mexican firms may gain as U.S. companies move operations from China. 4. Argentina's new reforms could benefit MELI in the long term. 5. Galperin emphasizes patience needed for economic changes in Argentina.