The goal of this article is to show that the introduction of nominal rigidities into dynamic stochastic general equilibrium models allows to substantially improve the capacities of these models to reproduce the dynamic evolution of real economies. For that purpose we construct a dynamic model...

We construct in this article a macroeconomic model of unemployment with imperfect competition (based on objective demand curves) and rational expectations, and we study its characteristics, in order notably to compare them with those of usual Keynesian and Walrasian macroeconomic models. We...