Search found 3 matches

by honza
Tue Jun 10, 2014 10:49 am
Forum: Estimation
Topic: instruments in GMM
Replies: 5
Views: 4330

Re: instruments in GMM

Thanks, i understand. So, can i at least claim that redundancy of some instruments isn't so bad, because it (in eviews) capped some instruments? (Because (for instance) the J test has problem with too many instruments and it is greatly weakened by instrument proliferation.) Anyway, once again, thank...
by honza
Mon Jun 09, 2014 1:59 pm
Forum: Estimation
Topic: instruments in GMM
Replies: 5
Views: 4330

Re: instruments in GMM

Thanks for your response,
so, can i claim that a number of instruments is capped in order to keep the number of instruments lower than the number of cross-section (because of weak Hansen test, biased estimation, etc.)? Is it ok? Is there some literature on this?
Thanks,
Honza
by honza
Sun Jun 08, 2014 2:10 pm
Forum: Estimation
Topic: instruments in GMM
Replies: 5
Views: 4330

instruments in GMM

Hi, I am interested in dynamic panel data model and i have some problems with it. I don‘t know how the number of instruments is capped in GMM. Generally, the number of instruments produced will be quadratic in T. So in a model with one lag of the dependent variable, k strictly exogenous variables an...

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