Levien, Roger E. <br/><br/>
Institutions, innovation, and incentives / 
Roger E. Levien 
 - California :  Rand Corporation,  1971 
 - 15 pages ;  28 cm. 
 - The Rand paper series ;  p.4640 .
 - Rand paper series ;  p.4640 .
<br/><br/>Includes bibliographical references.