8Poole, William ( 1970 ). Optimal Choice of Monetary Instruments in a Simple Stochastic Model. Quarterly Journal of Economics. 84,197-216
9Bernanke, Ben, Mark Gertler and Simon Gilchrist (1996). The Financial Accelerator and the Flight to Quality.The Review of Economics and Statistics,78,1-15
10Bernanke, Ben, Mark Gertler and Simon Gilchrist ( 1999). The Financial Accelerator in a QuantitativeBusiness Cycle Framework. In J. Taylor and M. Woodford ( eds. ), Handbook of Macroeconomics, North - Holland,2000,589-609