Central Bank Digital Currencies: An Old Tale with a New Chapter

Working Paper: NBER ID: w30709

Authors: Michael D. Bordo; William Roberds

Abstract: We consider the debut of a new monetary instrument, central bank digital currencies (CBDCs). Drawing on examples from monetary history, we argue that a successful monetary transformation must combine microeconomic efficiency with macroeconomic credibility. A paradoxical feature of these transformations is that success in the micro dimension can encourage macro failure. Overcoming this paradox may require politically uncomfortable compromises. We propose that such compromises will be necessary for the success of CBDCs.

Keywords: Central Bank Digital Currencies; Monetary History; Microeconomic Efficiency; Macroeconomic Credibility

JEL Codes: E42; E58; N10


Causal Claims Network Graph

Edges that are evidenced by causal inference methods are in orange, and the rest are in light blue.


Causal Claims

CauseEffect
Microeconomic efficiency (D61)Macroeconomic credibility (E61)
Microeconomic efficiency (D61)Macroeconomic instability (E32)
Opacity of currency value (F31)Excessive issuance (E42)
Perceived safety of money (E41)Potential for devaluation (F31)
Willingness to engage in compromises (D74)Success of CBDCs (E42)

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