Ivory Tower Versus Corporate Lab: An Empirical Study of Basic Research and Appropriability
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We explore the use of patent citations to measure the "basicness" and appropriability of inventions. We propose that the basicness of research underlying an invention can be characterized by the nature of the previous patents cited by an invention; that the basicness of research outcomes relates to
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美国国家经济研究局创建时间：
1992-08-01
