This paper presents a model for Inflation Targeting under imperfect policy credibility. It modifies the conventional model in three ways: an endogenous policy credibility process, by which monetary policy can gain or lose credibility over time; non-linearities in the inflation equation and in the...

The paper assesses, using seven structural models used heavily by policymaking institutions, the effectiveness of temporary fiscal stimulus. Models can, more easily than empirical studies, account for differences between fiscal instruments, for differences between structural characteristics of...

This paper examines the evidence on asymmetries in the effects of activity on inflation. Data for the G-7 countries are found to strongly support the view that the inflation-activity relationship is nonlinear, with high levels of activity raising inflation by more than low levels decrease it. In...

This working paper presents a comprehensive overview of the theoretical structure of the Global Integrated Monetary and Fiscal Model (GIMF), a multi-region dynamic general equilibrium model that is used by the IMF for a variety of tasks including policy analysis, risk analysis, and surveillance

This paper examines how endogenizing technological progress in a multicountry macroeconometric model affects the analysis of fiscal policies. It uses an expanded version of the IMF’s multicountry model, MULTIMOD, in which total factor productivity (TFP) is endogenized as a function of domestic...