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MOSCOW, Oct 17 (Reuters) - Russia's Rosneft, theworld's biggest listed oil producer by output, said on Fridaythe fall in oil prices was not critical for the company and itsaw "no reason for concern".
"The company's projects remain economically viable at pricesmuch lower than current levels," Rosneft said in emailedcomments.
Brent has lost more than 20 percent of its value since Juneand was dragged down earlier in the week by signals from keyOPEC members that the group was unlikely to intervene. It is nowtrading at $85.84 per barrel.
Rosneft's capital expenditure stood at around 700 billionroubles ($17 billion) for this year under an oil price of below$100 per barrel.
Rosneft, which accounts for around 40 percent of Russia'stotal oil output, was earlier put on the Western sanctions listover Moscow's role in Ukraine crisis.
The measures ban Rosneft from raising long-term Westernfinancing and prevent Western companies from cooperating withthe company in Arctic, shale oil or deep water exploration andproduction.
Last month, U.S. oil company ExxonMobil said it hadto wind down cooperation with Rosneft in the Arctic aftersuccessfully drilling a first exploration well. (1 US dollar = 41.0560 Russian rouble) (Reporting by Katya Golubkova, editing by Elizabeth Piper)