OPEC plus or OPEC minus? Rosneft points to oil cartel in flux

Workers perform a well-workover operation at a multiple well platform, operated by Rosneft PJSC, in the Samotlor oilfield near Nizhnevartovsk, Russia, on Monday, March 20, 2017. Russia's largest oil field, so far past its prime that it now pumps almost 20 times more water than crude, could be on the verge of gushing profits again for Rosneft PJSC. Photographer: Andrey Rudakov/Bloomberg
Workers perform a well-workover operation at a multiple well platform, operated by Rosneft PJSC, in the Samotlor oilfield near Nizhnevartovsk, Russia, on Monday, March 20, 2017. Russia's largest oil field, so far past its prime that it now pumps almost 20 times more water than crude, could be on the verge of gushing profits again for Rosneft PJSC. Photographer: Andrey Rudakov/Bloomberg