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Brazil crude oil 2012 6 21

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All eyes on Brazil's oil
Brazil is quickly becoming a top player in the oil business. But its stiff rules and scant workforce are a problem for foreign investors.
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Brazil crude oil 2012 6 21

Aerial view of an oil drilling platform in the Guanabara Bay in Rio de Janeiro city on April 30, 2009.

VANDERLEI ALMEIDA
AFP/Getty Images