Estimate a VARX(1,1,1)
VARX(GVARinputs, Factors_GVAR, DomLabels, StarLabels, GlobalLabels, N)
List of inputs for GVAR-based models
list containing the set of eisk factors used in the estimation of the VARX models
string-based vector containing label of the domestic risk factors
string-based vector containing label of the star domestic risk factors
string-based vector containing label of the global risk factors
number of country-specific spanned factors (scalar)