The 5 countries that could push oil prices up

Valve control wheels are seen on pipes at the Zawiya oil refinery near Tripoli, Libya, on Monday, Aug. 29, 2011. Crude exports from Libya are likely to remain limited regardless of how quickly the country's civil conflict ends, curbing declines in the price of Brent oil. Photographer: Shawn Baldwin/Bloomberg
Valve control wheels are seen on pipes at the Zawiya oil refinery near Tripoli, Libya, on Monday, Aug. 29, 2011. Crude exports from Libya are likely to remain limited regardless of how quickly the country's civil conflict ends, curbing declines in the price of Brent oil. Photographer: Shawn Baldwin/Bloomberg

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