First, they said it nicely: play along and cut to your quotas, or we’ll all suffer low oil prices for longer. Then they put their foot down: start cutting deeper or else. And now it has emerged what the “or else” part was—a new price war. The Wall Street Journal’s Benoit Faucon and Summer Said reported earlier this week that Saudi Energy Minister Abdulaziz bin Saud had threatened Nigeria, Angola, and Iraq with another oil price war if they didn’t get in line with the production cuts, according to OPEC delegates. If they kept producing more than their quotas, Saudi Arabia would start selling its crude at a discount on these three countries’ key markets, stealing market share. In a phrase reminiscent of some of the best crime dramas, bin Saud reportedly told Angolan and Nigerian delegates, “We know who your customers are.” OPEC’s crude oil production last month […]