A meta-analysis of rates of return to agricultural R&D :  ex pede Herculem? / 
Julian M. Alston ... [et al.]. 
 - Washington, D.C. :  International Food Policy Research Institute,  c2000. 
 - x, 148 p. :  ill. ;  26 cm. 
 - Research report ;  113 .
 - Research report (International Food Policy Research Institute) ;  113. .
<br/><br/>Includes bibliographical references (p. 120-148). 
<br/><br/><label>ISBN: </label>0896291162 (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture--Research--Economic aspects.<br/>Agriculture--Research--Evaluation.<br/>Rate of return.
<br/><br/><label>LC Class. No.: </label>S540.E25  / M47 2000