We show in an exchange economy with liquidity constraints that the volume of trade and asset prices depend on both the supply of liquidity by the Central Bank and on the liquidity of assets and commodities.  As a result, monetary aggregates are informative for the assessment of economic...

We analyze a variant of the Diamond-Dybvig (1983) model of banking in which savers can use a bank to invest in a risky project operated by an entrepreneur. The savers can buy equity in the bank and save via deposits. The bank chooses to invest in a safe asset or to fund the entrepreneur. The...

The achievement of financial stability is one of the most pressing issues today. This timely and innovative book provides an analytical framework to assess financial (in)stability as an equilibrium phenomenon compatible with the orderly functioning of a modern market economy.

The maintenance of financial stability is a key objective of monetary policy, but the record of regulators in achieving this has been lamentable in recent years. This failure has been matched by an equivalent inability to establish an appropriate theoretical basis for financial regulation. In...

I address the issue of the [`]number' of international monetary equilibria that the international finance model of Geanakoplos and Tsomocos (2002) possesses. The mainstream competitive model has locally unique equilibria with respect to the real side of the economy; however, it manifests nominal...

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 help...

What is the main limitation of much modern macro-economic theory, among the failings pointed out by William R. White at the 2010 Mayekawa Lecture? We argue that the main deficiency is a failure to incorporate the possibility of default, including that of banks, into the core of the analysis....

What is the main limitation of much modern macroeconomic theory, among the failings pointed out by William R. White at the 2010 Mayekawa Lecture? We argue that the main deficiency is a failure to incorporate the possibility of default, including that of banks, into the core of the analysis. With...