How Valuable is Patent Protection? Estimates By Technology Field Using Patent Renewal Data
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下载链接:
https://www.nber.org/papers/w3780
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资源简介:
This paper presents quantitative estimates of the private value of property rights conferred by patent protection for different technology fields and countries of ownership. The measures are derived from parametric estimation of a model of patent renewal, using a new data set on patent renewals in
提供机构:
美国国家经济研究局
创建时间:
1991-07-01



