US carriers' move to installment plans seen accelerating iPhone upgrade cycles

Apple InsiderUS carriers' move to installment plans seen accelerating iPhone upgrade cyclesApple InsiderEarly upgrades also frequently demand that person trade in their old device, and millions of people trading in year-old iPhones could eat into Apple's own sales of older models, particularly if resold units undercut the company's prices. The net effect ...Early Installment Plan iPhone Upgrades Could Provide Tailwind for Apple (AAPL ...StreetInsider.comall 7 news articles »