The buildup of reserves in the U.S. banking system during the financial crisis has fueled concerns that the Federal Reserve's policies may have failed to stimulate the flow of credit in the economy: banks, it appears, are amassing funds rather than lending them out. However, a careful...

Credit extensions to banks using the Fedwire Funds Service-the Federal Reserve's real-time gross settlement (RTGS) payments system-can reach intraday peaks as high as $86 billion. This article evaluates the effectiveness of alternative methods of settling Fedwire payments in reducing intraday...