New cryptocurrencies are emerging almost daily, and many interested parties are wondering whether central banks should issue their own versions. But what might central bank cryptocurrencies (CBCCs) look like and would they be useful? This feature provides a taxonomy of money that identifies two...

We show how the interbank payment system can become illiquid following wide-scale disruptions. Two forces are at play in such disruptions - operational problems and changes in participants' behavior. We model the interbank payment system as an n-player game and utilize the concept of a potential...

We assess how the cost structure of cryptocurrency mining affects the response of miners to exchange rate fluctuations and the immutability of cryptocurrency ledgers that rely on proof-of-work. We show that the amount of mining power supplied to currencies that rely on application-specific...

Privacy is a feature inherent to the use of cash for payments. With steadily increasing market shares of commercial digital payments platforms, privacy in payments may no longer be attainable in the future. In this paper, we explore the potential welfare impact of reductions in privacy in...

This paper describes a proposal for operating a centralized netting queue for non-urgent interbank payments that involves take-it-or-leave-it offers and allocates liquidity costs using the Shapely value. This method achieves fairness and ensures welfare maximizing netting proposals are agreeable...

This paper uses reinforcement learning (RL) to approximate the policy rules of banks participating in a high-value payments system. The objective of the agents is to learn a policy function for the choice of amount of liquidity provided to the system at the beginning of the day. Individual...