■ Purpose of Research
The research reviews the economic and social issues on CBDC and the technical feasibilities on CBDC designs. The cases of CBDC implementations and the public discussions on CBDC are presented.
■ Main Outcomes of Research and Policy Implications
CBDC could promote the innovation, efficiency and stability of payment system and also enhance the financial inclusiveness. But it has also the disintermediation risk on the banking sector and the privacy problem.
Bank of International Settlements' model of the CBDC designs is presented. The approach on CBDC has a structure of pyramid layers as archtecture-infra-access-interlinkage.
Since CBDC has the economy wide impact, it is necessary to consider not only the concerns on social-economic effects but also technical limitations. The role of CBDC and elements of design will depend on the speed of development of private payment system and stablecoins.