Tsz-Nga Wong

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Staff working papers

Should the Central Bank Issue E-money?

Staff Working Paper 2018-58 Charles M. Kahn, Francisco Rivadeneyra, Tsz-Nga Wong
Should a central bank take over the provision of e-money, a circulable electronic liability? We discuss how e-money technology changes the tradeoff between public and private provision, and the tradeoff between e-money and a central bank's existing liabilities like bank notes and reserves.

On the Essentiality of E-Money

Staff Working Paper 2015-43 Jonathan Chiu, Tsz-Nga Wong
Recent years have witnessed the advances of e-money systems such as Bitcoin, PayPal and various forms of stored-value cards. This paper adopts a mechanism design approach to identify some essential features of different payment systems that implement and improve the constrained optimal resource allocation.

E-Money: Efficiency, Stability and Optimal Policy

Staff Working Paper 2014-16 Jonathan Chiu, Tsz-Nga Wong
What makes e-money more special than cash? Is the introduction of e-money necessarily welfare enhancing? Is an e-money system necessarily stable? What is the optimal way to design an efficient and stable e-money scheme?

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