AT&T wants to branch out to consumer-electronic devices -- such as e-readers -- that feature integrated wide-area wireless services, but the carrier needs to produce a new pricing scheme for data plans, said Glenn Lurie, the head of AT&T Mobility's emerging-devices unit. Lurie said Tuesday that developing new business models would become critical because of the need to match pricing to consumers' usage of e-readers, netbooks and other portable wireless-equipped devices.

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