In response to the turmoil in global financial markets which began in the second half of 2007, central banks have changed the way in which they implement monetary policy. This has drawn particular attention to the type of collateral used for backing central banks’ temporary open market...

Modern financial regulation has been about the spread of market-sensitive riskmanagement systems for banks, the spill-over of this approach to other financial institutions and the retreat of regulatory ambition. There is evidence that these trends are leading to a more fragile financial system,...