Bloomberg | Decades-Old Oil Dependency May Stymie Saudi Prince's 'Vision' Bloomberg Other countries have tried in the past to reform their economies, and those that have succeeded started before the drop in oil revenue, according to an International Monetary Fund study in 2014, suggesting that Arab producers may have missed the best ... Saudi Arabia leads Gulf stock gains on eve of post-oil vision Gulf Arab stocks advance after oil hits $45 Oman, other Gulf bourses surge ahead on oil recovery |