Wall Street JournalOil's Most Popular Trading Products May Soon Be Shut DownOilPrice.comFor most retail investors, buying physical crude oil as a commodity is not an option. Instead, many investors turn to exchange traded notes (ETNs) as a way to specu …

Wall Street JournalAustralia's BHP Billiton Wins Bidding for Stake in Mexico's Trion Oil FieldWall Street JournalMEXICO CITY—Australia's BHP Billiton won bidding Monday to partner with Mexican state oil company Petróleos Mexicanos in the Trion …