stocks market

NEW YORK (AP) -- The U.S. stock market is closing at record highs following another piece of good news on the economy.

Billionaire Warren Buffett is confident that Berkshire Hathaway will be a mainstay of the U.S. economy for the next 100 years, regardless of whether it sometimes underperforms bull market runs, like it did last year.

Stocks wandered between small gains and losses Monday as traders looked ahead to Alcoa Inc.'s fourth-quarter results, the unofficial start of corporate earnings season.