This paper investigates the effect of liquidity-saving mechanisms (LSMs) in interbank payment systems. We model a stylised two-stream payment system where banks choose (a) how much liquidity to post and (b) which payments to route into each of two ‘streams': the RTGS stream, and an LSM stream....

This paper develops and simulates a model of the emergence of networks in an interbank, RTGS payment system. A number of banks, faced with random streams of payment orders, choose whether to link directly to the payment system, or to use a correspondent bank. Settling payments directly on the...

The Bank of England operates the United Kingdom's Real-Time Gross Settlement (RTGS) infrastructure for the settlement of electronic sterling transfers. This infrastructure plays a vital role in the safe functioning of the UK financial system and in fulfilling the Bank's core purposes —...