This paper explores how different types of financial regulation could combat many of the phenomena that were observed in the financial crisis of 2007 to 2009. The primary contribution is the introduction of a model that includes both a banking system and a “shadow banking system” that each...

Not only in the classic Arrow-Debreu model, but also in many mainstream macro models, an implicit assumption is that all agents honour their obligations, and thus there is no possibility of default. That leads to well-known problems in providing an essential role for either money or for...

No abstract is available.

No abstract is available.

No Abstract is Available.

In this paper we construct a rational expectations model based on a Phillips curve that embodies persistence in inflation. As we assume that the central bank targets the natural rate of output, there is no inflation bias. We derive optimal monetary policy rules that are state-contingent and...

This paper tries to provide a simple explanation for the empirical finding, documented here and also by Hau, Killeen and Moore (2002), that spreads in the spot USD/EUR market are substantially higher than those in the preceding DEM/USD foreign exchange market. The paper argues that it is...

Following Lawrence Harris (1989b) study of price clustering in stock prices, we examine the smae phenomenon in the forex market. The pattern of clustering in the final digit of bid/ask prices depends on the desired degree of price resolution. The selection of spreads also involves clustering,...

In this paper we assess the performance of the New Keynesian IS Curve for the G7 countries. We find that there is an IS puzzle for both the purely backwardlooking as well as for the forward-looking IS curve. The real interest rate does not have a significantly negative effect on the output gap....

No abstract is available.