Geographic Localization of Knowledge Spillovers as Evidenced by Patent Citations
收藏NBER1992-02-01 更新2025-01-04 收录
下载链接：
https://www.nber.org/papers/w3993
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资源简介：
We compare the geographic location of patent citations to those of the cited patents, as evidence of the extent to which knowledge spillovers are geographically localized. We find that citations to U.S. patents are more likely to come from the U.S., and more likely to come from the same state and
提供机构：
美国国家经济研究局
创建时间：
1992-02-01
