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Innovation dynamics and endogenous market structure: econometric results from aggregated survey data
Gottschalk, Sandra; Janz, Norbert - Zentrum für Europäische Wirtschaftsforschung (ZEW) - 2001
This paper examines empirically the relationship between innovation and market structure within a simultaneous … concentration. In contrast, competition enforces innovation, i.e. sales concentration has a negative impact on R&D. …
Persistent link: https://www.econbiz.de/10005098331
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Minimum wages and competition: The case of the German roofing sector
Kraft, Kornelius; Rammer, Christian; Gottschalk, Sandra - Zentrum für Europäische Wirtschaftsforschung (ZEW) - 2012
This paper analyses the effects of minimum wages on competition in the German roofing sector. The case is particularly interesting since this sector is faced with a uniform minimum wage despite significant regional disparities in productivity and wages. As a control industry we take the plumbing...
Persistent link: https://www.econbiz.de/10010957738
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Founder's human capital, entry strategies and start-up size
Gottschalk, Sandra; Müller, Kathrin; Niefert, Michaela - Zentrum für Europäische Wirtschaftsforschung (ZEW) - 2009
distinguish between different types of entry strategies. On the one hand, we look at entry strategies based on innovation. We … measure innovation by a variable which indicates if a firm carries out continuous R&D. On the other hand, entry is classified …
Persistent link: https://www.econbiz.de/10005098079