Nearly a year after oil markets entered a deep downward spiral, unmoored from the $100-a-barrel mark that had anchored them for years, some OPEC members are publicly talking for the first time about a new "fair" price for their crude.

There will be no US-style shale gas revolution in Europe, the president of the International Gas Union (IGU) has told

Exxon is the world’s largest listed energy group, and like all big international oil companies it is facing structural challenges that make it difficult for it to grow. Stability while throwing off a lot of cash may be the best they can do.

OPEC oil ministers expressed optimism about their strategy of pumping more crude oil and fighting for market share, amid expectations they will stick to their production target when they meet at the end of the week.

The top oil officials of Iraq and Venezuela said on Wednesday that $75 to $80 a barrel was now a "fair" price for oil, reflecting an emerging consensus on a possible equilibrium for volatile markets

U.S. shale oil producers, having weathered the worst price plunge in their industry's brief history, now face a dilemma: whether to stay in a defensive crouch after slashing their rig fleets, or start drilling more wells to capture a partial recovery in prices.

LNG is expected to surpass iron ore as the second most valuable physical commodity after oil this year, according to analysts at Goldman Sachs, who predict it will top $120bn.

OPEC, which controls a third of the global oil market, and Russia, which produces another 12 percent, are unlikely to reverse their output strategy.

Through a series of deals with Rosneft, the Russian state-controlled oil company, Trafigura exported almost 9m barrels of crude in April, worth more than $500m, according to port data compiled by Nefte Compass, an industry publication.

At the oil giant’s annual meeting on Wednesday in Dallas, CEO Rex Tillerson gave a stay-the-course outlook for the company, which has seen profits decline recently with lower prices for crude oil.