CNBC | Oil market is 'unconvinced' by the recent price rally, Goldman Sachs says CNBC The recent uptick in oil prices is yet to persuade investors that current levels will be sustainable, analysts at Goldman Sachs said Monday. Oil prices have skyrocketed almost 50 percent since the middle of last year but investors were said to be ... Oil gains as global markets stabilize, US dollar dips Oil gains 2 percent as global markets stabilize, dollar dips Oil Prices: Collapse Now, Spike Later | OilPrice.com |