MarketWatch | Oil edges up ahead of US data, OPEC squabbles cap gains Reuters LONDON Oil edged up on Tuesday ahead of the release of U.S. crude inventory data, which in recent weeks has provided bullish surprises, but a flurry of top-level comments from OPEC members regarding chances of an output cut kept a lid on prices. Oil prices drift south as upcoming OPEC meeting starts to look like a bust World Bank Ups Its 2017 Oil Price Forecast To $55 US crude settles down 33 cents after Iraq resists joining output cut |