Russia is meeting its obligations under the OPEC/non-OPEC crude production agreement, and participants remain committed to the arrangement, despite ongoing uncertainty over world energy market developments.

OPEC is due to meet in June, where the Iran question will no doubt be raised. But oil and gas leaders are taking a cautious approach, with Kuwait's oil minister Khaled Al Fadhel noting that a decision would be taken only after a review of oil prices.

Asked whether Iran’s oil could be removed from the market, Mr. Barkindo said: “No repetition is needed. Eliminating Iran from the oil market is impossible.”

The International Energy Agency is monitoring developments in global oil markets, and notes that markets are now adequately supplied, and that global spare production capacity remains at comfortable levels.

OPEC is due to meet in June, where the Iran question will no doubt be raised. But oil and gas leaders are taking a cautious approach, with Kuwait's oil minister Khaled Al Fadhel noting that a decision would be taken only after a review of oil prices.

the risk of oil prices heading well above $70/b to the oil market and the global economy, while also saying that if prices were too low it would hit investment in the industry and key oil producing countries.

"Cooperation will continue between Russia and Saudi Arabia," Ibrahim al-Muhanna said at the International Oil Summit in Paris, stressing that "it is the core of OPEC+ cooperation."

China’s three state-owned oil companies are boosting domestic and overseas investment with the aim of increasing crude oil and natural gas output.

“Russia will not increase its output unless in coordination with the rest of OPEC and OPEC+ countries,” Mazroui said. “I believe in the wisdom of Russia, and I believe that Russia has benefited from this agreement... I don’t see any reason for Russia not to continue with us.”

Production by OPEC countries in March was 2.2 mb/d lower than in November and now there is uncertainty concerning Libya. Production by non-OPEC producers in 1Q19 was 0.7 mb/d lower than in 4Q18.