Question/Comment: There’s been a lot of talk recently about saving the financial industry, the auto industry. What are the top U.S. industries, in terms of total dollar value, number of employees, etc? I tried Googling it, but did not use…

Microsoft Corp made an unexpected bid to buy struggling Internet icon Yahoo Inc. for $44.6 billion in cash and stock late Thursday, raising a new effort to challenge the dominance of search-engine giant Google Inc.