Hall, Bronwyn (contributor); Jaffe, Adam B. (contributor); … - 2001 - [Elektronische Ressource]
The NBER Patent Citations Data File:
Lessons, Insights and Methodological Tools
Bronwyn Hall
University of California …
Technology and Productivity Program.
2
The NBER Patent Citations Data File:
Lessons, Insights and Methodological Tools
Abstract … original measures
constructed with citation data, such as backward and forward citation lags, indices of
“originality” and …