Reuters | Oil turns negative on strong dollar after hitting 18-month highs Reuters Traders said crude prices were buoyed earlier in the day by hopes that a deal between OPEC and other big oil exporters to cut production, which kicked in on Sunday, will drain a global supply glut. Brent futures were down 95 cents, or 1.7 percent, at ... Oil Prices Boosted by Optimism Over Production-Cut Promises Oil prices fall more than 2% on dollar strength, concerns about Libya production Oil Climbs to 18-Month High as Kuwait and Oman Fulfill OPEC Cuts |