Post-war business cycle fluctuations of output and inflation are remarkably persistent. Many recent sticky-price models, however, grossly underpredict this persistence. We assess whether adding inventories to a standard sticky-price model raises the persistence of output and inflation. For this...

This article presents and assesses a procedure to evaluate conventional moments characterizing fluctuations at the business cycle frequency, when the economic agents' information set is superior to the econometrician's one. First, we derive the theoretical conditions under which the...