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Trends and patterns in research and development expenditures in the United States
This paper is a review of recent trends in United States expenditures on research and development (R&D). Real expenditures by both the government and the private sector increased rapidly between the mid-1970s and the mid-1980s, and have since leveled off. This is true of both overall expenditure...
में बचाया:
| मुख्य लेखक: | |
|---|---|
| स्वरूप: | Artigo |
| भाषा: | Inglês |
| प्रकाशित: |
The National Academy of Sciences of the USA
1996
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| विषय: | |
| ऑनलाइन पहुंच: | https://ncbi.nlm.nih.gov/pmc/articles/PMC34119/ https://ncbi.nlm.nih.gov/pubmed/8917476 |
| टैग : |
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