Wal-Mart Stores posted a higher-than-expected quarterly profit, but forecast earnings during the key holiday quarter that could miss Wall Street estimates as its customers face rising unemployment.

The European Commission has objected to Oracle Corp's acquisition of computer maker Sun Microsystems Inc., throwing the $7 billion deal into question.

Google and the Authors Guild filed a new version of a deal to create a massive online library on Friday in hopes of answering antitrust and copyright concerns in the United States and overseas.

Internet search leader Google will ease its control over millions of copyright-protected books earmarked for its digital library if a court approves a revised lawsuit settlement that addresses objections of antitrust regulators.

Software, biotech firms and others who develop new ways to do business will be watching closely Monday as the Supreme Court hears a case that could determine if such innovations can be patented.

Wal-Mart Stores is upping the ante heading into the holiday season, trimming the online preorder prices of some upcoming DVDs following last month's price cut on books.

Best Buy plans to start an online service that allows consumers to buy, rent and download movies and television shows, the electronics retailer said Tuesday.

Stocks relinquished earlier gains Friday as investors began to lock in some profits after an earnings-fueled rally this week.

Stocks relinquished earlier gains Friday as investors began to lock in some profits after an earnings-fueled rally this week.

Tech stocks shot out of the gate Friday after Microsoft and Amazon blew past earnings expectations. The Dow was up a few points at the start but the tech-heavy Nasdaq jumped 1 percent as Microsoft gained 10 percent and Amazon soared 20 percent.

A late Thursday rally puts Wall Street on pace to chalk up its third consecutive week of gains, but as always, the positive momentum is subject to the whims of earnings and economic numbers once again this morning. 

Amazon.com Inc. says its third-quarter profit soared 62 percent, showing that consumers are comfortable opening their wallets to the online retailer despite the still-shaky economy.

Amazon.com reported better-than-expected third quarter profit on Thursday and stronger revenue guidance, sending shares up in afternoon trading.

Taking a page from its original playbook, Wal-Mart launched a full-fledged price war with Amazon.com and a nation of book retailers, lowering prices on certain hardback titles to $9.

An online book special offered by Wal-Mart Stores is turning into a full-fledged price war with Amazon.com.