As shares of Berhshire Hathaway Inc. (NYSE: BRK.A, BRK.B) plunged over the past year, it became fashionable to ask whether or not Warren Buffett had lost his touch.

When it comes to the U.S. stock market right now, the story continues to be about earnings. And this week will be no exception.

Goldman Targeting PE With Another Fund; Current Media Unplugs IPO Plans; Tech Mahindra Taking Majority of Satyam; Victims Push For Madoff Bankruptcy; Express Scripts Buys WellPoint Unit; Citi May Sell More Japan Assets; Oil Drops on Energy Agency Forecast