For years, Warren Buffett 's investment in Wal-Mart ( WMT ) looked like a blunder. The legendary investor and chief executive of Berkshire Hathaway ( BRKA ) bought almost 20 million shares in the world's largest retailer in 2005 and spent three years ...

May 5 (Bloomberg) -- Yahoo! Inc. , the Web company that spent three months fighting a takeover by Microsoft Corp. , may tumble when trading begins today after the software maker scrapped the bid because officials failed to agree on the price.

For much of this school year, Fabienne Bruneau spent three hours a day compiling summaries of major financial news stories, preparing for a competitive recruiting process for internships at major Wall Street banks. After a 4½-hour interview with ...