D'Amato, Laura; Garegnani, Lorena; Blanco, Emilio - 2008
potential predictors has changed and inflation has become more unpredictable. Using a univariate model as a benchmark, we … parametric and non-parametric tests proposed by Diebold and Mariano (1995). Although the univariate model performs best, as the … univariate ARMA model in the case of a one-year horizon. Nevertheless, when tests are calculated to evaluate the statistical …