American Economic Review

ISSN 0002-8282 (Print) | ISSN 1944-7981 (Online)

Market Trade in Patents and the Rise of a Class of Specialized Inventors in the 19th-Century United States

  • Naomi R. Lamoreaux
  • Kenneth L. Sokoloff
American Economic Review
vol. 91, no. 2, May 2001
(pp. 39–44)
Download Full Text PDF