Hello everyone
I am running a simple GMM estimation in stata like" gmm (y-{xb:x1 x2}) ,instruments(x1 x2)" but since the negative coefficient of x1 is not economically feasible I have to do a grid search. Can anyone help?
I appreciate any kindness in advance.
Hanifa
I am running a simple GMM estimation in stata like" gmm (y-{xb:x1 x2}) ,instruments(x1 x2)" but since the negative coefficient of x1 is not economically feasible I have to do a grid search. Can anyone help?
I appreciate any kindness in advance.
Hanifa