The bulk of literature on real rigidity attempts to identify sources of real rigidity in market imperfections while assuming that the money supply is exogenously set. This paper shows that monetary policy preferences affect the responsiveness of marginal cost to output and through this channel...

This paper considers a model of debt stabilitisation under a fixed exchange rate in which a currency crisis can develop as the result of self-fulfilling speculation, following a bifurcation in the behaviour of economic fundamentals. Based on this theoretical framework and by exploiting the test...

In a simple, forward looking linear stochastic model we investigate the impact of heterogeneity in expectations formation on the speed of convergence of the learning process of agents towards equilibrium. We …nd that even when heterogeneity does not a¤ect learnability in term of its...