Ronfeldt, David F., <br/><br/>
Tribes, institutions, markets, networks :  a framework about societal evolution / 
David F.Ronfeldt. 
 - v, 41 pages ;  28 cm. 
 - The Rand paper series;  P-7967 .
 - The Rand paper series;  P-7967 .
<br/><br/>Includes bibliographical references: pages 37-41 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social networks<br/>Social structure<br/>Social evolution