Credit: Forbes

It’s been a tough couple of years for Big Oil. Battered by plunging prices, the oil majors have seen their profits sink and their prospects darken. BP lost $3.3 billion in 2015; Shell lost nearly $7.5 billion in the third quarter of 2015 alone, its biggest loss in a decade. Even mighty ExxonMobil saw its profit shrink by half in 2015 from the previous year. The usual oil company response to a period of shrinking profits is to rein in new drilling, cut costs, and wait for prices to rise again. And recent months have seen a modest recovery in oil prices.

But a new report from the influential U.K. think tank Chatham House says the old playbook isn’t going to work this time. The problems go way beyond rock-bottom oil prices, and they are unlikely to vanish in a hoped-for recovery. The oil majors, the report says, “cannot assume that, as in the past, all they need to survive is to wait for crude prices to resume an upward […]