When it comes to deciding how much to charge Asian oil buyers, OPEC members are showing little regard for tradition. Suppliers from the Organization of Petroleum Exporting Countries have long moved in lockstep, raising or lowering prices in tandem. Now, Kuwait is undercutting Saudi Arabia by the most on record and Iraq is also selling its oil more cheaply than the group’s biggest member. Qatar is pricing cargoes at the biggest discount in 27 months to competing crude from the U.A.E.’s Abu Dhabi. While the group that accounts for about 40 percent of global oil supplies maintains a collective strategy of flooding the market with crude, the semblance of unity has vanished when setting monthly selling prices. With Asia forecast to account for most of the growth in global oil demand this year, competition for the region’s buyers is trumping historical allegiances. “It’s a full-on fight for market share […]