OMAHA, Neb. & LONDON--(BUSINESS WIRE)--With payments emerging as a battleground for driving revenue growth, global retailers are accelerating their multi-acquirer strategies to stay ahead, according to a new survey conducted by ACI Worldwide (NASDAQ: ACIW) and Payments Dive. The report Unlocking Opportunity: How Payments are Powering Merchant Growth reveals that 97% of global retailers are already working with multiple acquirers, and that 96% of those using two or more acquirers report an incre. ...