The Markov chains model is frequently used to describe consumers’ behavior in relation to their loyalty towards a brand, a manufacturer, a product, o a chain of stores, etc. Most frequently, this model is applied in marketing for dynamic forecasts of the market quota against a background of...

With the coefficient matrices of the polynomial matrices replacing the scalar coefficients in the standard Sylvester matrix, common factors exist if and only if this (generalized) Sylvester matrix is singular and the coefficient matrices commute. If the coefficient matrices do not commute, a...

En este documento se presentan de forma breve los principales usos de las estadísticas de precios de consumo, prestando especial atención a la predicción de la inflación mediante modelos econométricos. También se realizan algunas propuestas de cara a aumentar la utilidad del índice de...

Tourist demand is subject to considerable variations, a fact which aggravates the development of forecast models of sufficiently adequate accuracy. This study develops models that permit including most if not all factors of influence. To this end, due consideration was given to calendar effects...

We present a medium-scale dynamic factor model to estimate and forecast the rate of growth of the Spanish economy in the very short term. The intermediate size of the model overcomes the serious specification problems associated with large scale-models and the implicit loss of information of...