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Updated: Jun 21, 2026

Research and Development of High-performance Explosives
10:33

Research and Development of High-performance Explosives

Published on: February 20, 2016

米国における経済成長に対するR&Dの貢献

E Mansfield

    Science (New York, N.Y.)
    |February 4, 1972
    PubMed
    まとめ

    テクノロジーのイノベーションは,米国の経済成長の大きな原動力となっています. 研究開発 (R&D) 投資,特に民間部門での投資は,高いリターンを示しており,潜在的投資不足を示唆しています.

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