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    • Does the private database help to explain Brazilian inflation? 

      Marçal, Emerson Fernandes; Pereira, Pedro L. Valls; Mendonça, Diogo de Prince
      2019-01
      The large dimension of variables as regressors requires a reduction in the number of variables, which we do in this paper through the factorial model. This method is useful if the variables are collinear, as is our case. ...