Oil prices could be as low as $50 by 2020: Goldman By: CNBC.com News July 31, 2015 at 10:25 AM EDT The oil price could be stuck firmly around $50 by 2020, a Goldman Sachs analyst told CNBC, raising new fears about companies who've already cut costs. Read More >> Related Stocks: Centrica Plc ADR Chevron Corp Goldman Sachs Group Torc Oil & Gas Ltd