Bloomberg | The Biggest Voices in Oil Disagree About 2018 Bloomberg Late last year, OPEC and Russia set aside decades of rivalry and mistrust to end a slump in global oil markets that has battered their economies. Defying widespread skepticism, they cut oil supplies as promised, and resolved on Nov. 30 to persevere ... Is The Oil Glut Set To Return? Oil's weekly move muted as OPEC cuts seen challenged by supply An oil supply surplus is likely in 2018 as US shale output continues to boom |