Investing.com | Crude oil futures - weekly outlook: September 4 - 8 Investing.com Investing.com - Oil prices ended a bit higher on Friday, but still posted a weekly loss as energy markets continued to weigh what the impact of Harvey will be on crude production and refinery demand in the Gulf of Mexico region. Gasoline futures ... Harvey's wake tempers bullish outlook for US oil output growth US taps more oil from emergency stockpile as Harvey pressures petrol prices Cheap Oil And Costly Fuel Are Harvey Windfall for Top Market |