The paper presents both the New Consensus and Keynesian equilibrium within the usual fourcompetitive macro-markets structure. It gives theoretical explanations of the perniciouseffects that the NCM governance, which has been designed for ergodic stationary regimes,brings about in Keynesian...

The paper studies the effects of heterogeneity upon the monetary and fiscal-budgetary policy interactions in a Keynesian monetary union. As a result of interactions, some of our results contrast sharply with the ones in studies that consider separately monetary, fiscal and budgetary policies....