A penny for your quotes
Subtitle: patent citations and the value of innovations
By: by Manuel Trajtenberg
Series: Working paper / Division of Research, Harvard Business School -- 90-058; Working paper (Harvard University. Graduate School of Business Administration. Division of Research) -- HBS 90-058
Publisher: Division of Research, Harvard Business School
Published: 1990
Place of publication: [Boston, MA] (Soldiers Field, Boston MA 02163)
Language: eng
Number of pages: 28
Subjects: Patents; Innovations
Notes: Bibliography: p. 23-24.