Not content with the blow it’s dealt to U.S. oil drillers, Saudi Arabia is set to escalate the battle for market share by raising production to maximum levels. The world’s largest oil exporter has already increased output to a 30-year high of 10.3 million barrels a day in a bid to check growth from nations including the U.S., Canada and Brazil. It will add even more to the global glut, according to Goldman Sachs Group Inc. Citigroup Inc. predicts the kingdom will push toward its maximum daily capacity, which the bank estimates at about 11 million barrels, in the second half of 2015. Saudi Arabia steered the Organization of Petroleum Exporting Countries in November to protect its market share in the face of swelling U.S. crude output, rather than cut supplies to shore up prices as it did in the past. Having abandoned the role of swing supplier — […]