Worldline, which earned $1.38 billion in revenues last year from merchant acquiring, cardholder account processing, software licensing, and mobile payment and identification services, will merge select assets with Equens, also a processor of merchant and cardholder transactions as well as of automated clearing house and other noncard payments. Equens’ revenues were $326 million last year. The merger is expected to close in the second quarter of 2016. The new corporation, Equens Worldline Company (EWC), will be 63.6% owned by Worldline, which was spun off from Atos in an initial public off...