Ameta-analysis of rates of return to agricultural R & D : expede herculem?/ Julian M. Alston ...[et al]. - Washington, D.C. : International Food Policy Research Institute, 2000. - x, 148p. : charts, graphs. - (Research report; 113) .

Includes bibliographical references.

0896291162 (pbk.)


Agriculture--Research --Economic aspects.
Agriculture--Research --Evaluation.
Rate of return.

S540 E25 / M47