Busts after periods of prolonged prosperity have been found to be catastrophic. Financial institutions increase their leverage and shift their portfolios towards projects that were previously considered too risky. This results from institutions rationally updating their expectations and becoming...

 

On the macro-economic policy side of Central Banking a remarkable consensus has been emerging over the last two decades. This covers both the applicable theoretical framework for analysing the transmission mechanism of monetary policy and also the appropriate institutional structure for the...

 The purpose of this paper is to explore financial instability in this case due to a housing crisis and defaults on mortgages. The model incorporates heterogeneous banks and households. Mortgages are secured by collateral, which is equal to the amount of housing which agents purchase....

Until recently, financial services regulation remained largely segmented along national lines. The integration of financial markets, however, calls for a systematic and coherent approach to regulation. This paper studies the effect of market based regulation on the proper functioning of the...

We show, in an exchange economy with default, liquidity constraints and no aggregate uncertainty, that state prices in a complete markets general equilibrium are a function of the supply of liquidity by the Central Bank. Our model is derived along the lines of Dubey and Geanakoplos (1992)....

This paper contains a general equilibrium model of an economy with incomplete markets (GEI) with money and default. The model is a simplified version of the real world consisting of a non-bank private sector, banks, a central bank, a government and a regulator. The model is used to analyse...

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...