Payments ecosystems are often categorized as either closed-loop or open-loop systems, each with distinct advantages and limitations. Closed-loop systems, such as single-provider mobile wallets like ...

Unlike their closed-loop equivalent, open-loop payment systems don’t require an additional card or pass to ride, and city travelers can easily hop on and off metros, trams and buses using their near ...

In an interview with PYMNTS, Elizabeth Karl, vice president and global head, payments consulting at American Express, noted that the pandemic has spurred demand by consumers for touchless, more ...