CNBC | OPEC's oil output hits a 2017 high, another setback for its deal to pump less CNBC OPEC raised its collective oil output for a fourth-straight month in July, another sign that it is struggling to stick to a deal to pump less. OPEC output jumped by 173,000 barrels a day to nearly 32.9 million barrels, according to independent sources ... Oil gains as inventory overhang erodes and Saudi cuts exports Oil prices extend gains ahead of OPEC report Oil: The US Looks Different Than The World |