From Alipay’s QR codes to PayPal, it’s never been easier to move money around. Central banks are even considering their own digital currencies. And all that cross-border cashlessness has some wondering about the dollar’s international dominance.On this week’s podcast, hosts Mike Bird and Tom Lee-Devlin examine the risks to the world’s reserve currency. The Economist’s Arjun Ramani explains how far digital payments have come; Mairead McGuinness, European Commissioner for financial services, discusses ambitions for a digital euro; and Michael Pettis from Peking University explains the costs inherent in hosting a reserve currency.We would love to hear from you. Please fill out our listener survey at economist.com/moneytalkssurveySign up for our new weekly newsletter dissecting the big themes in markets, business and the economy at www.economist.com/moneytalks For full access to print, digital and audio editions, subscribe to The Economist at www.economist.com/podcastoffer Hosted on Acast. See acast.com/privacy for more information.