Persistence Pays [electronic resource] : U.S. Agricultural Productivity Growth and the Benefits from Public R&D Spending / by Julian M. Alston, Matthew A. Andersen, Jennifer S. James, Philip G. Pardey.
By: Alston, Julian M.
Contributor(s): Andersen, Matthew A | James, Jennifer S | Pardey, Philip G | SpringerLink (Online service).
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