Chumacero, Rómulo A.; Gallego, Francisco A. - In: Estudios de Economia 29, 2 Year 2002, pp. 211-229
This paper compares the results of applying several detrending methods to the Chilean monthly economic activity index (IMACEC) using real-time data sets. We show that data revisions are extremely important and that they can lead to systematically inconsistent estimates of the trend component....