NEW YORK, Aug. 22 (Xinhua) -- Oil prices edged up on Friday.
The West Texas Intermediate (WTI) for October delivery added 14 cents, or 0.22 percent, to settle at 63.66 U.S. dollars a barrel on the New York Mercantile Exchange. Brent crude for October delivery went up 6 cents, or 0.09 percent, to settle at 67.73 dollars a barrel on the London ICE Futures Exchange. Enditem
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