Please use this identifier to cite or link to this item: http://hdl.handle.net/10419/28539
Authors: 
Frietsch, Rainer
Wang, Jue
Year of Publication: 
2007
Series/Report no.: 
Fraunhofer ISI discussion papers innovation systems and policy analysis 13
Persistent Identifier of the first edition: 
Document Type: 
Working Paper

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