eMarketer releases latest estimates for US proximity mobile payments — eMarketer — “eMarketer estimates the value of US proximity mobile payment transactions will total US$49.29 billion in 2017, up 78.1% from last year… The average annual spend per proximity mobile payment user in the US will reach US$1,026 in 2017, surpassing US$1,000 for the first time. That figure will continue to grow through 2021, when it will reach US$2,646.”