Warren Buffett's annual letter to shareholders was released on Saturday.  Regarding the prospect of Berkshire Hathaway making more acquisitions Buffett wrote, “Our elephant gun has been reloaded, and my trigger finger is itchy.”  So which companies would make for an attractive target?  Our analysts discuss why Costco, Markel, and McCormick might be worthy of Buffett’s attention.

General Motors reports its first annual profit in seven years.  Apple shareholders reject a call for the company to disclose its succession plan.  Frito-Lay gets a brand new bag.

Oil prices in the U.S. hit their highest level in more than two years.  Which stocks will benefit?  Shares of Hewlett-Packard tumble after the company lowers its revenue forecast.   Will the Palm acquisition improve HP's fortunes?

What will higher oil prices mean for investors? Will Amazon's new streaming service pose a serious threat to Netflix? What's behind Wal-Mart's slump in the U.S.?

Weight Watchers reports big earnings.  Apple and Google battle it out for publishers.  And IBM's Watson supercomputer records an impressive win on Jeopardy.

What's behind better-than-expected earnings at Dell? Is ExxonMobil running out of oil? Will bankruptcy be the final chapter for Borders? And why does IBM's Jeopardy-playing, supercomputer Watson think Toronto is a city in the United States?

What's behind Warren Buffett's latest buying and selling? What does higher inflation in China mean for investors in the U.S.?  Is single-serve coffee the next big market for Starbucks?

According to reports, social gaming company Zynga is now valued at more than seven billion dollars.  Is the company behind the virtual hit FarmVille worth really worth that much?  JPMorgan Chase is planning to start a fund for social media companies.  Is this a savvy investment or just the latest sign of a tech bubble?  Facebook's valuation is roughly the same as Disney's.  Which company would you rather own in five years? 

What's behind Whole Food's healthy earnings? Is Twitter really worth as much as Southwest Airlines? Is Sardar Biglari the next Warren Buffett? Should investors load up on Activision Blizzard?

Will Nokia partner with Microsoft in a bid for smartphone supremacy? What's behind Disney's big earnings? What does a government diagnosis of "pedal misapplication" mean for the future of Toyota?