Long memory in conditional variance is one of the empirical features of most financial time series. One class of models that was suggested to capture this behavior refers to the so-called Fractionally Integrated GARCH processes (Baillie, Bollerslev and Mikkelsen 1996) in which the ideas of...

Three industrial organization (IO) models suggested by Dornbusch (1987) are here adapted to study the labor-cost effects on relative prices of tradable goods between the regions of a monetary union. The assumption of imperfect and segmented goods and labor markets makes the analysis best suited...

This paper examines regional inflation divergence within the European EMU aiming at characterizing the properties of inflation differentials. The empirical evidence suggests that a process of price level convergence in the EMU is well on its way.