Wall Street Journal | Oil Companies Need Prices to Keep Rising Past $50 a Barrel Wall Street Journal LONDON—A rally that pushed international crude-oil prices above $50 a barrel Thursday is a welcome sign for many energy companies but not enough to kick-start an industry in the midst of a two-year slump, executives said. “We're in a little bit of an ... Premier Oil returns to profit as $2.6bn debt talks rumble on Oil explorer Premier returns to the black Premier Oil profits lifted by decline in sterling |