Acs, Zoltan J; Audretsch, D.B <br/><br/>
R&D firm size and innovative activity 

 -  Wissenschaftszentrum, Berlin  1989 
 - 19 
<br/><br/><label>ISBN: </label>FS IV 89 - 6 
<br/><br/><label>Subjects--Topical Terms: </label><br/>ECONOMICS