Wall Street Journal (subscription) | Oil Prices Edge Down as Supply Concerns Remain Wall Street Journal (subscription) Oil prices edged lower Friday as investors considered the potential fallout from the independence vote in the oil-rich Kurdish region of Iraq and the possibility of increased U.S. production moving forward. Light, sweet crude for November delivery fell ... Bullish oil streak propels Brent to strongest third quarter in 13 years Oil's September Surge Propels Bull Market Run on Demand Optimism Oil prices slip amid concerns over Kurdish independence referendum |