This chapter reviews the theory of optimal monetary stabilization policy in New Keynesian models, with particular emphasis on developments since the treatment of this topic in Woodford (2003). The primary emphasis of the chapter is on methods of analysis that are useful in this area, rather than...

We reconsider the role of financial intermediaries in monetary economics, and explore the hypothesis that the financial intermediary sector is the engine that drives the financial cycle through fluctuations in the price of risk. In this framework, balance sheet quantities emerge as a key...