No longer just a simple device for placing calls, the mobile phone is now a must-have item for most people. To promote market penetration, many of these multimedia, high-tech handsets are sold at a discount, or sometimes even given away.
However, the sales incentive system that underpins these low-cost models has been drawing fire for the way it shifts the cost of subsidizing new handsets onto the shoulders of subscribers.
Following are some basic facts about the system:
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