Clavería González, ÓscarMonte Moreno, EnricTorra Porras, Salvador2020-07-252020-07-252020https://hdl.handle.net/2445/169508The main objective of this study is two-fold. First, we aim to detect the underlying existing periodicities in business and consumer survey data. With this objective, we conduct a spectral analysis of all survey indicators. Second, we aim to provide researchers with a filter especially designed for business and consumer survey data that circumvents the a priori assumptions of other filtering methods. To this end, we design a low-pass filter that allows extracting the components with periodicities similar to those that can be found in the dynamics of economic activity (...)31 p.application/pdfengcc-by-nc-nd, (c) Clavería González, 2020http://creativecommons.org/licenses/by-nc-nd/3.0/es/EnquestesConsum (Economia)Teoria espectral (Matemàtica)SurveysConsumption (Economics)Spectral theory (Mathematics)info:eu-repo/semantics/workingPaperinfo:eu-repo/semantics/openAccess