How to force the Selic rate to be 1 percentage point higher for the first 4 periods and then follow the Taylor rule in Dynare?

[renanmfernando]

Hi professor,

It is without it.

To clarify, professor, the higher interest rate by a fixed 1 percentage point for four consecutive quarters and just then the interest rate follows the Taylor rule.

I have the .mod file for this model. It helps if i send it?