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Two blades of grass : research for US agriculture
Evenson, Robert E. - 1991
Persistent link: https://www.econbiz.de/10000834311
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Patent data by industry : evidence for invention potential exhaustion?
Evenson, Robert E. - 1991
Persistent link: https://www.econbiz.de/10000809452
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Human capital and agricultural productivity change
Evenson, Robert E. - 1988
Persistent link: https://www.econbiz.de/10000763338
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Two blades of grass : research for US agriculture
Evenson, Robert E. - 1992
Persistent link: https://www.econbiz.de/10000135862
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A century of productivity change in U.S. agriculture : an analysis of the role of invention, research and extension
Evenson, Robert E. - 1978
Persistent link: https://www.econbiz.de/10000674147
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GMOs: prospects for increased crop productivity in developing countries
Evenson, Robert E. - 2003
Persistent link: https://www.econbiz.de/10001856243
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Rice varietal improvement and international exchange of rice germplasm
Evenson, Robert E. - 1997
Persistent link: https://www.econbiz.de/10000968329
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Measurement of the total factor productivity of Spanish agriculture : 1962 - 1989
Evenson, Robert E.; Fernández, M. C.; Herruzo, A. C. - 1993
Persistent link: https://www.econbiz.de/10000895569
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Technological change and technology strategy
Evenson, Robert E.; Westphal, Larry E. - 1994
Persistent link: https://www.econbiz.de/10000895570
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Agricultural research productivity in Pakistan
Azam, Qazi T.; Bloom, Erik A.; Evenson, Robert E. - 1991
Persistent link: https://www.econbiz.de/10000825771