The snag is that multi-carrier signals do not travel as far as single-carrier ones, so they require the construction of expensive repeater stations.

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In the past, it forged multi-carrier alliances with its foreign peers.

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When questioned about the benefits (for Apple) of having exclusive iPhone relationships, Tim Cook (COO) noted that you can "generally have a level of innovation" that you can't have with a multi-carrier arrangement.

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The multi-billion dollar carrier, its complement of multi-million dollar aircraft and a crew of more than 5, 000 Sailors and Marines represent a large investment of our national treasure.

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Even when expanded, however, they will prove far less expensive than obsolete conventional assets such as multi-billion dollar aircraft carrier groups.

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Leap Wireless has rejected a multi-billion dollar stock swap proposed by its fellow regional carrier a couple weeks ago, citing... well, to be brief, a bum deal.

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The aircraft had a multi-role capability with advance weaponry, the latest camera technology for intelligence gathering and short take off capability for aircraft carrier duties.

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