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Migration inn an enlarged EU : a challenging solution?
Kahanec, Martin; Zimmermann, Klaus F. - 2009
Persistent link: https://www.econbiz.de/10003830547
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Languages, fees and the international scope of patenting
Harhoff, Dietmar; Hoisl, Karin; Van Pottelsberghe de la … - 2009
Persistent link: https://www.econbiz.de/10003836076
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Unemployment benefits and immigration : evidence from the EU
Giulietti, Corrado; Guzi, Martin; Kahanec, Martin; … - 2011
Persistent link: https://www.econbiz.de/10009388348
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Conflict resolution, public goods and patent thickets
Harhoff, Dietmar; Graevenitz, Georg von; Wagner, Stefan - 2013
Persistent link: https://www.econbiz.de/10009759759
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Incidence and growth of patent thickets : the impact of technological opportunities and complexity
Graevenitz, Georg von; Wagner, Stefan; Harhoff, Dietmar - 2008
Persistent link: https://www.econbiz.de/10003741038
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Modelling the duration of patent examination at the European Patent Office
Harhoff, Dietmar; Wagner, Stefan - 2005
Persistent link: https://www.econbiz.de/10003224865
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The value of European patents
Gambardella, Alfonso; Harhoff, Dietmar; Verspagen, Bart - 2008
Persistent link: https://www.econbiz.de/10003728653
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Determinants of opposition against EPO patent grants - the case of biotechnology and pharmaceuticals
Harhoff, Dietmar - 2002
Persistent link: https://www.econbiz.de/10013424211