Wall Street Journal | Nigerian Oil Hurt by Tussle Between OPEC and US Wall Street Journal Once a highly desired, easy-to-refine product, Nigeria's oil is now hard to sell. In 2014 it fetched more than $2 a barrel more than the global benchmark, Brent crude, according to OPEC data. This year, that premium has plunged to 74 cents, on average ... Oil Halts Advance as Saudis Pump at Record Before OPEC Meeting UPDATE 3-Oil prices fall as OPEC output seen staying high, Asia economies stutter Oil prices slip as China PMI weakens demand outlook |