Almir Guilherme Barbassa, chief financial officer of Petrole

UNITED STATES - MAY 21: Almir Guilherme Barbassa, chief financial officer of Petroleo Brasileiro SA (Petrobras), right, listens to Jose Sergio Gabrielli, chief executive officer of Petrobras, speak during a news conference at the New York Stock Exchange in New York, U.S., on Thursday, May 21, 2009. China Petroleum, also known as Sinopec, will get 150,000 barrels of oil a day this year from Petrobras under one of 13 accords signed this week in Beijing and 200,000 barrels a day between 2010 and 2019. (Photo by Andrew Harrer/Bloomberg via Getty Images)