Caporale, Guglielmo Maria; Pittis, Nikitas - In: REVISTA DE ECONOMÍA DEL ROSARIO (2002)
, consider a simple bivariate case. Given weak exogeneity of the regressors, the parameters of the unique cointegrating vector … being measured , weak exogeneity of the regressor does not hold any longer, as the parameters of interest cannot be written … as a function of those of the conditional model only, and the concept of model (rather than weak) exogeneity becomes more …