9/27/2010

Apple's iAd network and acquisitions in the mobile segment are expected to give it about 21% of the U.S. mobile ad market, while its top rivals in the space, such as Google, Yahoo! and Microsoft, are losing share. Google is on track to drop from 27% of the market to 21%, Yahoo! from 12% to 9% and Microsoft from 10% to 7%, IDC data show.

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