000 00523nam a2200181Ia 4500
008 100324s9999 xx 000 0 und d
100 _aHansen, C et al.
240 _aJournal of Business and Economic Statistics (Q)
245 _aEstimation with many instrumental variables
246 _f2008
260 _c2008
300 _bV. 26
_cIssue. 4
_a398-422
366 _b2008
366 _bOct
650 _aEconomic Statistics
653 _aInference;Many instruments;Standard errors;Weak instrments;
942 _cJA
999 _c46961
_d46961