Amazon could have a smartphone on store shelves by the fourth quarter of next year according to Citigroup analyst Mark Mahaney. “Based on our supply chain check, we believe FIH is now jointly developing the phone with Amazon,” Mahaney wrote in a research note. “However, we believe that Amazon will pay NRE to FIH but the device and multiple components will actually be manufactured by Hon Hai’s TMS business group.” Additionally, Mahaney said that Amazon will likely use a Texas Instrume...