Adapted from remarks given before the Seminar on Payment Systems in the European Union in Frankfurt, Germany, on February 27, 1997.

The Federal Reserve's Fedwire funds transfer service - the biggest large-value payments system in the United States - has long displayed a peak of activity in the late afternoon. Theory suggests that the concentration of late-afternoon Fedwire activity reflects coordination among participating...

Banks rely heavily on incoming payments from other banks to fund their own payments. The terrorist attacks of September 11, 2001, destroyed facilities in Lower Manhattan, leaving some banks unable to send payments through the Federal Reserve's Fedwire payments system. As a result, many banks...

We explore the network topology of the interbank payments transferred between commercial banks over the Fedwire Funds Service. We find that the network is compact despite low connectivity. The network includes a tightly connected core of money-center banks to which all other banks connect. The...

Wholesale payments and settlement systems in G-10 countries have undergone significant change in recent years. Notably, central banks have sought to increase the safety and reliability of these systems. In this article, William R. Emmons describes two approaches that have been pursued....