shale oil drillers have made big strides in adapting to lower crude prices by cutting costs and improving productivity, according to a report released Wednesday. American shale now makes up the bulk of about 9 million barrels a day of new oil that is commercially viable at long-term Brent oil prices averaging about $60 a barrel—more than at any point since 2009 and 1.5 million barrels of oil a day more than last year,... LONDON—U.S.

Source: Wall Street Journal July 13, 2016 07:52 UTC