Hansen, C et al. <br/><br/>
Estimation with many instrumental variables 
 2008 

 -  2008 
 - 398-422  V.  26  Issue.   4 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economic Statistics
<br/><br/><label>Subjects--Index Terms: </label>Inference;Many instruments;Standard errors;Weak instrments;