Thanks to Kit Baum, David Greenberg and Darby Jack for answering my
They provided me with 2 possible solutions to my problem:
1)Considering that my 2 equations are a recursive system, I can treat
equation seperately. So, I can use the user-written program called -
qvf- that will estimate IV versions of generalised linear models,
Does somebody have a -do- file for this command -qvf-? I couldn't
Chirag should learn about findit. findit qvf works fine for me.