This paper presents a simple model of currency crises which is driven by the interplay between the credit constraints of private domestic firms and the existence of nominal price rigidities. The possibility of multiple equilibria, including a "currency crisis" equilibrium with low output and a...

This paper analyzes the optimal interest rate policy in currency crises. Firms are credit constrained and have debt in domestic and foreign currency, a situation that may easily lead to a currency crisis. An interest rate increase has an ambiguous effect on firms since it both makes more...

This paper documents the opaqueness of central banks about the economic models they use to choose policy but argues that this is largely due to the lack of consensus about the correct model of the economy within the economic profession. The latter is illustrated by contrasting three currently...

The work is a normative approach towards the financial stability of a society comprising banks, firms, and a central bank (research field: macroeconomics/financial stability). I propose new rules that will endogenously emerge from the analysis to decrease the financial instability of the system....

Consider the monetary model of Lagos and Wright (JPE 2005) but with general preferences and general production. I show that preferences satisfying UXXUHH - (UXH)2 = 0 is a sufficient condition for the existence and uniqueness of monetary equilibrium with degenerate money distribution. I solve...