AT&T Next

AT&T(NYSE: T) CEO Randall Stephenson at an investor conference in New York Tuesday said wireless operators could no longer afford to subsidize the cost of constant smartphone upgrades for customers. Noting that smartphone penetration was more than 75 percent and would soon reach 90 percent...

And the most innovate wireless carrier is? Apparently, T-Mobile (NYSE: TMUS). The company recently revealed its “Jump” plan that allows customers to trade in their old phone up to four times in a 24 month period for a cost of $10 per month.  The $10 also includes insurance which makes the plan...