Oil prices wavered, then settled lower after the U.S. Federal Reserve opted to keep interest rates unchanged. The central bank’s decision weakened the dollar, supporting the oil market. A weaker dollar makes oil—which is traded in dollars—cheaper for buyers using foreign currencies. However, the Fed’s decision indicated it has concerns about global economic growth, which could limit oil demand. The global oil market remains oversupplied, and investors say production is likely to continue to outpace consumption through the end of this year. “If you’re not going to get a significant improvement in global growth, it’s hard to say demand closes the gap very quickly,” said Rob Haworth, senior investment strategist at U.S. Bank Wealth Management, which oversees $127 billion. “Even with a weaker dollar, in the short run, you still have a lot of supply.” Light, sweet crude for October delivery settled down 25 cents, or 0.5%, at […]