European Union Energy Commissioner Andris Piebalgs of Latvia sits behind a flag with the OPEC logo during a news conference after a "EU-OPEC energy dialogue" conference in Vienna June 23, 2009. Oil markets risk another price bubble if the global financial sector is not reformed and transparency increased, the European Union said on Tuesday. Reuters Pictures 4 months ago

European Union Energy Commissioner Andris Piebalgs of Latvia sits behind a flag with the OPEC logo during a news conference after a "EU-OPEC energy dialogue" conference in Vienna June 23, 2009. Oil markets risk another price bubble if the global financial sector is not reformed and transparency increased, the European Union said on Tuesday.