In this paper we propose a model for monthly inflation with stochastic trend, seasonal and transitory components with QGARCH disturbances. This model distinguishes whether the long-run or short-run components are heteroscedastic. Furthermore, the uncertainty associated with these components may...

During the last years, a number of countries have adopted formal inflation targeting (IT) monetary policy frameworks in a context of global inflation moderation. This paper studies inflation dynamics in eight Latin American countries, some of which have adopted formal targets. We analyze...