Shale oil output in the United States is rising much faster than expected and gaining market share globally, increasing the risk of a “volume war” with OPEC and weaker oil prices, the founder of oil and gas consultancy Rystad Energy said. Rystad Energy expects U.S. shale oil output to grow by 100,000 barrels per day (bpd) each month for the rest of this year and into 2018 if oil prices hold around $50-$55 a barrel, well above estimates by the U.S. Energy Information Administration for monthly gains of about 29,000 bpd in 2017 and 57,000 bpd in 2018. “We see a risk for a weaker oil price towards the end of the year … because shale is delivering so much oil and OPEC might fight back,” Jarand […]