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eBay launches browser-based price comparison tool

Online auction site eBay has launched a a new tool that makes it easy to find out how much an item is selling for on eBay even when you're visiting another site. It's called Browser Highlighter, and here's how it works. You download and install the tool, and then when you're searching for items on selected sites, a "compare on eBay" button will appear. Click the button and a window will pop up...

Microsoft buys price comparison, research company for $486 million

Microsoft is apparently throwing around some of the money it didn't spend on buying Yahoo! or Facebook this year. Steve Ballmer recently pulled $486 million out of his wallet to acquire Greenfield Online, the German company that runs price comparison and shopping portal Ciao. The move could help Microsoft make inroads with European internet users. Ciao receives over 26 million unique visitors...