Assessing and attributing the benefits from varietal improvement research: evidence from Embrapa, Brazil

In general, reported rates of return to agricultural R&D are high, but questions have been raised about upward biases in the evidence. Among the reasons for this bias, insufficient attention to attribution aspects. Matching of research benefits and costs is a pervasive problem, the magnitude of whic...

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Bibliographic Details

Main Authors:	Pardey, Philip G., Alston, Julian M., Chan-Kang, Connie, Magalhaes, Eduardo, Vosti, Stephen A.
Format:	Artículo preliminar
Language:	Inglés
Published:	International Food Policy Research Institute 2002
Subjects:	diversification crop yield research economic aspects agricultural research rice soybeans public expenditure cost benefit analysis
Online Access:	https://hdl.handle.net/10568/155567