EghtesadOnline: Buoyant oil prices since Donald Trump's election have provided no lasting halo effect for energy stocks as the sector's profit rebound has lacked vigor, but that could change in the week ahead with a fresh crop of quarterly scorecards.

EghtesadOnline: The possibility of a $14 billion fine for Deutsche Bank and a slide in oil prices hit financials and energy stocks on Friday, leading major global stock indexes lower.

EghtesadOnline: Crude oil surged as OPEC ministers forged a deal to reduce production, igniting a rally in global energy stocks . Meanwhile, Treasuries fell and the dollar extended its advance as a private report showed U.S. companies hired faster than was forecast in November.