@article {660823, title = {Digital Currencies and Stablecoins: Risks, Opportunities and Challenges Ahead}, year = {2020}, url = {https://group30.org/images/uploads/publications/G30_Digital_Currencies.pdf }, author = {Darrell Duffie and Raghuram Rajan and Kenneth Rogoff and Hyun Song Shinn and G30 Working Group on Digital Currencies} }