Winkelmann, Rainer <br/><br/>
Econometric Analysis of Count Data 

 - 2nd revised and enlarged edition 
 - Berlin et al.,   Springer,  1997 
 - 193 pages 
<br/><br/><label>ISBN: </label>3-540-62201-2 
<br/><br/><label>Subjects--Index Terms: </label>econometrics eonometric model labor mobility count data