Inventive Activity in Early Industrial America: Evidence From Patent Records, 1790 - 1846
收藏数据链接：
官方服务：
资源简介：
A sample of patent records from the United States between 1790 and 1846 is employed to study the patterns in inventive activity. Patenting was pro-cyclical, and yet began to grow rapidly with the interruptions in foreign trade that preceded the War of 1812. A strong association between patenting and
提供机构：
美国国家经济研究局创建时间：
1988-09-01
