Wall Street Journal (subscription)Oil Prices Edge Down as Supply Concerns RemainWall 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 …

Wall Street Journal (subscription)Oil Fluctuates Amid Concerns Over Kurdish ReferendumWall Street Journal (subscription)Oil prices fluctuated Friday as investors considered the potential fallout from the independence referendum in the oil-rich Kurdish regi …