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 UK is due to move to a system of real-time gross settlement (RTGS) later this year. Although the decision to move to RTGS was based on prudential concerns, this paper considers whether it has any implications for the implementation of monetary policy. In particular, the move could, in...