Investor expectations about profit gains at brokerages grew stronger.

Investors are becoming bullish on the sales outlook for electronics industries. Retailers may continue to rise on expectations that increased winter sales will boost corporate earnings.

Investors are betting on a recovery in technology shares next year. The afternoon rebound reflects how strong investor's expectations are.

The profit outlook is especially good for makers of electronic components. Sales will rise by at least 5 percent, and that will probably lead to profit gains of at least 10 percent.

It's amazing how Toyota can cut costs even further. This definitely gives them a competitive edge over their rivals.

Most of the Japanese automakers have a lot of exposure in the U.S. and it's important for their overall performance how the U.S. market performs.

Declines in currency and crude oil prices spurred the rebound today. They are risk factors for exporters all the time.

Higher oil prices will raise material costs and that is a blow to the U.S. economy. Exporters are the most vulnerable.