Payments on Digital Platforms: Resiliency, Interoperability and Welfare Staff Working Paper 2021-19 Jonathan Chiu, Tsz-Nga Wong This paper studies the business model choice between running a cash platform and a token platform, as well as its welfare and policy implications. Content Type(s): Staff research, Staff working papers Topic(s): Digital currencies and fintech, Monetary policy, Payment clearing and settlement systems JEL Code(s): E, E4, E5, L, L5