1.
2.
Revolutionizing Innovation - Users, Communities, and Open Innovation
by Harhoff, Dietmar, Lakhani, ...
ISBN: 9780262029773
List Price: $50.00
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Economic Analyses of the European Patent System
by Wagner, Stefan, Harhoff,, ...
ISBN: 9783835002203
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Preismessung und technischer Fortschritt. (=ZEW - Wirtschaftsanalysen; Band 2).
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ISBN: 9783789039898