U.S. and global oil prices diverged Friday as supply concerns weighed on U.S. prices, though both contracts posted slight gains for the week. Light, sweet crude for October delivery settled down 66 cents, or 0.7%, to $92.41 a barrel on the New York Mercantile Exchange. Prices rose 0.2% this week. Brent rose 69 cents, or 0.7%, to $98.39 a barrel on ICE Futures Europe and rose 0.4% on the week. The dollar traded near multiyear highs against a basket of currencies Friday on the potential for U.S. interest-rate increases in the future. Oil is traded in dollars, so a stronger dollar makes oil more expensive to buyers using other currencies. “The U.S. dollar is helping the crude market go down,” said Tariq Zahir, managing member of Tyche Capital Advisors in New York, adding that he has been betting on lower oil prices. U.S. prices have seen some support […]