Argentina's President Cristina Fernandez de Kirchner

Argentina's President Cristina Fernandez de Kirchner

Michele Tantussi/Bloomberg

President Cristina Fernandez de Kirchner ’s government changed a 2002 decree allowing companies such as Xstrata Plc, Pan American Energy LLC and Repsol YPF SA to keep as little as 30 percent of their export revenue in the country in order to give “equal treatment to all production activities,” according to a statement in today’s official gazette.