8Cheun, S., K?ppen-Mertes, Isabel yon, Weller, B., The collateral frameworks of the Eurosystem, the Federal Reserve System and the Bank of England and the financial market turmoil, ECB Occasional Paper Se- ries No 107/Dec. 2009.
9Bank of England, The transmission mechanism of monetary policy, Bank of England Quarterly Bulletin, www.bankofengland.co.uk.