IMITATION COSTS AND PATENTS - AN EMPIRICAL-STUDY

被引：583

作者：

MANSFIELD, E

SCHWARTZ, M

WAGNER, S

机构：

来源：

ECONOMIC JOURNAL | 1981年 / 91卷 / 364期

关键词：

D O I：

10.2307/2232499

中图分类号：

F [经济];

学科分类号：

02 ;

摘要：

引用

页码：907 / 918

页数：12

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