Oil executives are standing by promises to protect dividend payouts from the collapse in crude prices even as they fire workers, cancel drilling projects and sell everything from oil fields to aircraft to conserve cash. Exxon Mobil Corp., the world’s biggest oil explorer, declared a quarterly dividend on Wednesday that will raise the 2015 payout for the 33rd straight year. Within hours of Exxon’s announcement, Chevron Corp. disclosed a payout that will boost its annual remittance for a 28th straight year. Oil producers as diverse as Britain’s BP Plc, Norway’s Statoil ASA, and ConocoPhillips and Occidental Petroleum Corp. of the U.S. are following the same track, maintaining or lifting dividends while curtailing other sorts of investments to cope with crude […]