The West 's energy watchdog said on Thursday slowing Slow.weak global economic growth , particularly in China and Europe , had curbed Cause.movement.down.loss oil demand severely .

Exports from Russia have been curbed Cause.movement.down.loss by infrastructure constraints but its oil pipeline monopoly Transneft is now boosting Cause.movement.up.gain diesel export capacity on the Sever -LRB- North -RRB- project , which feeds into the Baltic port of Primorsk , by using pipelines initially designated for crude oil .

However , he added , the exports could be curbed Cause.movement.down.loss by falling Movement.down.loss oil prices and declining Movement.down.loss refining margins .