Reuters | Oil dips as US drilling undermines drive to tighten markets Reuters SINGAPORE Oil prices dipped on Monday as a relentless rise in U.S. drilling undermined an OPEC-led push to tighten supply. Trading activity will be subdued on Monday due to public holidays in China, the United States and Britain. Brent crude futures ... Oil prices flatten out as investors ponder the post-OPEC meeting market Shaken Opec seeks to work alongside shale oil producers Not OPEC, China Dictates The Oil Prices |