Patents, citations, and innovations : a window on the knowledge economy
Trajtenberg, Manuel
Patents, citations, and innovations : a window on the knowledge economy - Massachusetts : The MIT Press, 2002 - 478 p. : graph, tables ; 22 cm.
026260065X
Technological innovations
Inventions
Patents
T211 J34P 2002
Patents, citations, and innovations : a window on the knowledge economy - Massachusetts : The MIT Press, 2002 - 478 p. : graph, tables ; 22 cm.
026260065X
Technological innovations
Inventions
Patents
T211 J34P 2002