Anatolyev, Stanislav - Center for Economic and Financial Research (CEFIR), New … - 2012
variance. Moreover, the conventional bias correction of the 2SLS estimator is no longer appropriate. We provide asymptotically … correct versions of bias correction for the 2SLS estimator, derive its asymptotically correct variance estimator, extend the … on the validity of existing estimators and tests. When the instruments are few, the inference using the conventional 2SLS …