For OPEC, there are few enemies more fearsome than the tiny Oklahoma town of Cushing. With oil inventories at Cushing creeping near an all-time high, U.S. benchmark futures prices are struggling to advance despite the promised production cuts agreed to by OPEC, Russia and other producers. And the storage tanks are likely to stay full as refiners park crude in Oklahoma to lower their tax bills. Cushing, which prides itself as the “pipeline crossroads of the world,” is the delivery point for the West Texas Intermediate crude contract. With tanks that can hold 77 million barrels of crude, enough to supply France for two months, it’s the biggest storage hub in the U.S. The last high point there came in May. Now, after a brief hiatus, the tanks are filling up once again. For the OPEC-led efforts to boost prices, that’s a major problem. “Part of what OPEC, and […]