Agricultural R & D

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منابع مشابه

The Economics of Agricultural R&D

Agricultural research has transformed agriculture and in doing so contributed to the transformation of economies. Economic issues arise because agricultural research is subject to various market fail­ ures, because the resulting innovations and technological changes have important economic consequences for net income and its distri­ bution, and because the consequences are difficult to discern ...

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Agricultural R&D, technology and productivity

The relationships between basic and applied agricultural R&D, developed and developing country R&D and between R&D, extension, technology and productivity growth are outlined. The declining growth rates of public R&D expenditures are related to output growth and crop yields, where growth rates have also fallen, especially in the developed countries. However, growth in output value per hectare h...

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determination of iran's agricultural optimal r&d expenditure

r&d; is one of the most important and suitable strategies government’s policies for increasing of agricultural production and supply. in this study, in addition of economic evaluation of agricultural r&d; and determination of its rate of return, optimal iran’s agricultural r&d; expenditure is determined. so, in this article, ex-post and ex-ante evaluation by using of mathematical programming ap...

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Effects of R&D spending and Spill-Over on Agricultural TFP in Iran

Investing in research and development spending (R&D) affects total factor productivity (TFP).Recently new theories of economic growth have emphasized the relationship between R&D and TFPand also identified a number of channels through which a country’s R&D affects TFP of its tradepartner. This study seeks to estimate the effect of agricultural R&D and education spending and someother factors on...

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ژورنال

عنوان ژورنال: Nature

سال: 1985

ISSN: 0028-0836,1476-4687

DOI: 10.1038/313008a0