Baltagi, Badi H (ed) <br/><br/>
Panel data econometrics: Theoretical contributions and empir 

 - Amsterdam  Elsevier  2006 
 - Contributions to economic analysis .
<br/><br/><label>ISBN: </label>444521720 
<br/><br/><label>Dewey Class. No.: </label>330.015195/BAL