Paybybank, an online payment service, started as a person-to-person money transfer business in 2013 and has since evolved into an ecommerce payment acceptance mark. It was developed by WorldBridge, a Western Union money transfer agent in Greece. Western Union holds a 25% stake in WorldBridge, which owns a payment institution license from Greece’s central bank. Currently, more than 50% of online sales in Greece require cash payment upon delivery of goods. Merchants typically receive their money from a delivery service a few days after consumers receive their goods. By comparison, Paybybank...