Harvey, David I and Leybourne, Stephen J <br/><br/>
On testing for unit roots and the initial observation 
 J5710  2005 

 -  2005 
 - 97-111  V.  08  Issue.   1 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Econometrics
<br/><br/><label>Subjects--Index Terms: </label>Dickey fuller test;GLS detrending;Power comparison;Weighted average;