During a special session of the 21st World Petroleum Congress on how to responsibly meet growing global energy demand, Turkey's Deputy Minister for Energy & Natural Resources Murat Mercan said collaboration and co-operation are imperative to ensure a fair value chain.

"If there is unfair pricing mechanisms due to political tensions or due to non-sector factors – which push market prices up – then it makes markets very imbalanced and might eventually create social unrest," he told WPC delegates on Wednesday in Moscow.

"When