Reuters.com | Oil rises on tighter fundamentals, but China warning holds back market Reuters.com Much of that concern had dissipated by Friday, however, and analysts said there were indicators of a tightening oil supply and demand fundamentals. “Oil market has moved into modest under-supply and we expect this will persist at least through the end ... Oil stable on tightening fundamentals, but China spooks market OPEC chief says global oil demand will pass 100 million barrels per ... Oil demand to top 100 million barrels a day in 2020, OPEC's Barkindo says |