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Czarnitzki, Dirk ; Fernandez, Gastón P. ; Rammer, Christian (2022) Artificial intelligence and firm-level productivity. ZEW Discussion Papers Mannheim 22-005 [Working paper]

Bracht, Felix ; Czarnitzki, Dirk (2022) Patent collateral and access to debt. ZEW Discussion Papers Mannheim 22-033 [Working paper]

Bisset, Jordan ; Czarnitzki, Dirk ; Doherr, Thorsten (2022) Policy uncertainty and inventor mobility. ZEW Discussion Papers Mannheim 22-044 [Working paper]

Criekingen, Kristof van ; Freel, Mark ; Czarnitzki, Dirk (2021) Open innovation deficiency: Evidence on project abandonment and delay. ZEW Discussion Papers Mannheim 21-006 [Working paper]

Czarnitzki, Dirk ; Joosten, Wytse ; Toivanen, Otto (2021) International student exchange and academic performance. ZEW Discussion Papers Mannheim 21-011 [Working paper]

Rammer, Christian ; Fernandez, Gastón P. ; Czarnitzki, Dirk (2021) Artificial intelligence and industrial innovation: Evidence from firm-level data. Mannheim 21-036 [Working paper]

Czarnitzki, Dirk ; Criekingen, Kristof van (2021) Information leakage, imitation, and the patent system. ZEW Discussion Papers Mannheim 21-072 [Working paper]

Czarnitzki, Dirk ; Giebel, Marek (2021) Financial constraints for R&D and innovation: New evidence from a survey experiment. ZEW Discussion Papers Mannheim 21-084 [Working paper]

Biancalani, Francesco ; Czarnitzki, Dirk ; Riccaboni, Massimo (2020) The Italian Startup Act: a microeconometric program evaluation. ZEW Discussion Papers Mannheim 20-006 [Working paper]

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Czarnitzki, Dirk ; Hünermund, Paul ; Moshgbar, Nima (2018) Public procurement as policy instrument for innovation. ZEW Discussion Papers Mannheim 18-001 [Working paper]

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Czarnitzki, Dirk ; Criekingen, Kristof van (2018) New evidence on determinants of IP litigation : a market-based approach. ZEW Discussion Papers Mannheim 18-018 [Working paper]

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Crass, Dirk ; Czarnitzki, Dirk ; Toole, Andrew A. (2016) The dynamic relationship between investments in brand equity and firm profitability : evidence using trademark registrations. ZEW Discussion Papers Mannheim 16-004 [Working paper]

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Czarnitzki, Dirk ; Doherr, Thorsten ; Hussinger, Katrin ; Schliessler, Paula ; Toole, Andrew A. (2016) Knowledge creates markets : the influence of entrepreneurial support and patent rights on academic entrepreneurship. ZEW Discussion Papers Mannheim 16-036 [Working paper]

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Hünermund, Paul ; Czarnitzki, Dirk (2016) Estimating the local average treatment effect of R&D subsidies in a pan-European program. ZEW Discussion Papers Mannheim 16-039 [Working paper]

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Czarnitzki, Dirk ; Delanote, Julie (2016) Incorporating innovation subsidies in the CDM framework : empirical evidence from Belgium. ZEW Discussion Papers Mannheim 16-045 [Working paper]

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Czarnitzki, Dirk ; Doherr, Thorsten ; Hussinger, Katrin ; Schliessler, Paula ; Toole, Andrew A. (2015) Individual versus institutional ownership of university-discovered inventions. ZEW Discussion Papers Mannheim 15-007 [Working paper]

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Czarnitzki, Dirk ; Delanote, Julie (2015) R&D policies for young SMEs : input and output effects. ZEW Discussion Papers Mannheim 15-032 [Working paper]

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Balsmeier, Benjamin ; Czarnitzki, Dirk (2014) How important is industry-specific managerial experience for innovative firm performance? ZEW Discussion Papers Mannheim 14-011 [Working paper]

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Czarnitzki, Dirk ; Grimpe, Christoph ; Pellens, Maikel (2014) Access to research inputs: open science versus the entrepreneurial university. ZEW Discussion Papers Mannheim 14-018 [Working paper]

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Czarnitzki, Dirk ; Hall, Bronwyn H. ; Hottenrott, Hanna (2014) Patents as quality signals? The implications for financing constraints on R&D. ZEW Discussion Papers Mannheim 14-023 [Working paper]

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Toole, Andrew A. ; Czarnitzki, Dirk ; Rammer, Christian (2014) University research alliances, absorptive capacity, and the contribution of startups to employment growths. ZEW Discussion Papers Mannheim 14-094 [Working paper]

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Cappelli, Riccardo ; Czarnitzki, Dirk ; Kraft, Kornelius (2013) Sources of spillovers for imitation and innovation. ZEW Discussion Papers Mannheim 13-064 [Working paper]

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Czarnitzki, Dirk ; Rammer, Christian ; Toole, Andrew A. (2013) University spinoffs and the "performance premium". ZEW Discussion Papers Mannheim 13-004 [Working paper]

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Andries, Petra ; Czarnitzki, Dirk (2012) Small firm innovation performance and employee involvement. ZEW Discussion Papers Mannheim 12-013 [Working paper]

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Czarnitzki, Dirk ; Thorwarth, Susanne (2012) Productivity effects of basic research in low-tech and high-tech industries. ZEW Discussion Papers Mannheim 12-027 [Working paper]

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Czarnitzki, Dirk ; Delanote, Julie (2012) Young Innovative Companies : the new high-growth firms? ZEW Discussion Papers Mannheim 12-030 [Working paper]

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Czarnitzki, Dirk ; Lopes-Bento, Cindy (2012) Value for money? New microeconometric evidence on public R&D grants in Flanders. ZEW Discussion Papers Mannheim 12-034 [Working paper]

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Czarnitzki, Dirk ; Hottenrott, Hanna (2012) Collaborative R&D as a strategy to attenuate financing constraints. ZEW Discussion Papers Mannheim 12-049 [Working paper]

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Czarnitzki, Dirk ; Grimpe, Christoph ; Toole, Andrew A. (2011) Delay and secrecy : does industry sponsorship jeopardize disclosure of academic research? None [Working paper]

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Czarnitzki, Dirk ; Hussinger, Katrin ; Schneider, Cédric (2011) R&D collaboration with uncertain intellectual property rights. None [Working paper]

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Czarnitzki, Dirk ; Hussinger, Katrin ; Leten, Bart (2011) The market value of blocking patent citations. ZEW Discussion Papers Mannheim 11-021 [Working paper]

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Beyer, Mila ; Czarnitzki, Dirk ; Kraft, Kornelius (2011) Managerial ownership, entrenchment and innovation. None [Working paper]

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Czarnitzki, Dirk ; Hussinger, Katrin ; Schneider, Cédric (2011) “Wacky” patents meet economic indicators. None [Working paper]

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Czarnitzki, Dirk ; Lopes Bento, Cindy (2011) Innovation subsidies: does the funding source matter for innovation intensity and performance? : Empirical evidence from Germany. ZEW Discussion Papers Mannheim 11-053 [Working paper]

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Czarnitzki, Dirk ; Dick, Johannes M. H. ; Hussinger, Katrin (2010) The contribution of corporate ventures to radical innovation. None [Working paper]

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Czarnitzki, Dirk ; Wastyn, Annelies (2010) Competing internationally : on the importance of R&D for export activity. None [Working paper]

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Czarnitzki, Dirk ; Lopes Bento, Cindy (2010) Evaluation of public R&D policies : a cross-country comparison. None [Working paper]

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Czarnitzki, Dirk ; Ebersberger, Bernd (2010) Do direct R&D subsidies lead to the monopolization of R&D in the economy? None [Working paper]

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Balsmeier, Benjamin ; Czarnitzki, Dirk (2010) Ownership concentration, institutional development and firm performance in Central and Eastern Europe. None [Working paper]

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Czarnitzki, Dirk ; Toole, Andrew A. (2009) Is there a trade-off between academic research and faculty entrepreneurship? : evidence from U.S. NIH supported biomedical researchers. None [Working paper]

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Czarnitzki, Dirk ; Hussinger, Katrin ; Schneider, Cédric (2009) The nexus between science and industry : evidence from faculty inventions. None [Working paper]

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Czarnitzki, Dirk ; Hussinger, Katrin ; Schneider, Cédric (2009) Why challenge the ivory tower? : New evidence on the basicness of academic patents. None [Working paper]

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Czarnitzki, Dirk ; Hottenrott, Hanna ; Thorwarth, Susanne (2009) Industrial research versus development investment : the implications of financial constraints. None [Working paper]

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Czarnitzki, Dirk ; Wastyn, Annelies (2009) Does professional knowledge management improve innovation performance at the firm level? None [Working paper]

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Czarnitzki, Dirk ; Thorwarth, Susanne (2009) The design paradox : the contribution of in-house and external design activities on product market performance. None [Working paper]

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Binz, Hanna L. ; Czarnitzki, Dirk (2008) Financial constraints : routine versus cutting edge R&D investment. None [Working paper]

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Czarnitzki, Dirk ; Toole, Andrew A. (2008) The R&D Investment-Uncertainty Relationship: Do Competition and Firm Size Matter? None [Working paper]

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Binz, Hanna L. ; Czarnitzki, Dirk (2008) Are local milieus the key to innovation performance? ZEW Discussion Papers Mannheim 08-008 [Working paper]

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Czarnitzki, Dirk ; Kraft, Kornelius ; Thorwarth, Susanne (2008) The Knowledge Production of ‘R’ and ‘D’. None [Working paper]

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Czarnitzki, Dirk ; Binz, Hanna L. (2008) R&D Investment and Financing Constraints of Small and Medium-Sized Firms. None Mannheim [Working paper]

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Czarnitzki, Dirk ; Hussinger, Katrin ; Schneider, Cédric (2008) Commercializing academic research : the quality of faculty patenting. None [Working paper]

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Czarnitzki, Dirk ; Etro, Federico ; Kraft, Kornelius (2008) The Effect of Entry on R&D Investment of Leaders : Theory and Empirical Evidence. None [Working paper]

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Rammer, Christian ; Czarnitzki, Dirk ; Spielkamp, Alfred (2008) Innovation success of non-R&D-performers : substituting technology by management in SMEs. None [Working paper]

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Toole, Andrew A. ; Czarnitzki, Dirk (2007) Exploring the Relationship Between Scientist Human Capital and Firm Performance: The Case of Biomedical Academic Entrepreneurs in the SBIR Program. None [Working paper]

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Czarnitzki, Dirk ; Glänzel, Wolfgang ; Hussinger, Katrin (2007) Heterogeneity of Patenting Activity and Its Implications for Scientific Research. None [Working paper]

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Toole, Andrew A. ; Czarnitzki, Dirk (2007) Life Scientist Mobility from Academe to Industry : Does Academic Entrepreneurship Induce a Costly “Brain Drain” on the Not-for-Profit Research Sector? None [Working paper]

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Czarnitzki, Dirk ; Kraft, Kornelius (2007) Spillovers of Innovation Activities and Their Profitability. None [Working paper]

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Czarnitzki, Dirk ; Kraft, Kornelius (2007) Mitarbeiteranreizsysteme und Innovationserfolg. None [Working paper]

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Czarnitzki, Dirk ; Kraft, Kornelius (2006) R&D and Firm Performance in a Transition Economy. None [Working paper]

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Czarnitzki, Dirk ; Toole, Andrew A. (2006) Business R&D and the Interplay of R&D Subsidies and Market Uncertainty. None [Working paper]

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Czarnitzki, Dirk ; Toole, Andrew A. (2006) Patent Protection, Market Uncertainty, and R&D Investment. None [Working paper]

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Czarnitzki, Dirk ; Glänzel, Wolfgang ; Hussinger, Katrin (2006) An Empirical Assessment of Co-Activity among German Professors. None [Working paper]

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Czarnitzki, Dirk ; Kraft, Kornelius (2005) License Expenditures of Incumbents and Potential Entrants : An Empirical Analysis of Firm Behavior. None [Working paper]

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Toole, Andrew A. ; Czarnitzki, Dirk (2005) Biomedical Academic Entrepreneurship Through the SBIR Program. None [Working paper]

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Czarnitzki, Dirk ; Kraft, Kornelius (2004) Are Credit Ratings Valuable Information? None [Working paper]

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Czarnitzki, Dirk ; Ebersberger, Bernd ; Fier, Andreas (2004) The Relationship between R&D Collaboration, Subsidies and Patenting Activity: Empirical Evidence from Finland and Germany. None [Working paper]

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Czarnitzki, Dirk ; Kraft, Kornelius (2004) On the Profitability of Innovative Assets. None [Working paper]

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Aerts, Kris ; Czarnitzki, Dirk (2004) Using Innovation Survey Data to Evaluate R&D Policy: The Case of Belgium. None [Working paper]

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Czarnitzki, Dirk ; Hussinger, Katrin (2004) The Link Between R&D Subsidies, R&D Spending and Technological Performance. None [Working paper]

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Czarnitzki, Dirk ; Licht, Georg (2004) Die Rolle der Innovationsförderung im Aufholprozess Ostdeutschlands. None [Working paper]

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Czarnitzki, Dirk ; Kraft, Kornelius (2004) Capital Control, Debt Financing and Innovative Activity. None [Working paper]

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Czarnitzki, Dirk ; Hanel, Petr ; Rosa, Julio Miguel (2004) Evaluating the Impact of R&D Tax Credits on Innovation: A Microeconometric Study on Canadian Firms. None [Working paper]

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Czarnitzki, Dirk (2003) Extent and Evolution of the Productivity Gap in Eastern Germany. None [Working paper]

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Czarnitzki, Dirk ; Fier, Andreas (2003) Publicly Funded R&D Collaborations and Patent Outcome in Germany. None [Working paper]

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Czarnitzki, Dirk (2002) Research and Development: Financial Constraints and the Role of Public Funding for Small and Medium-sized Enterprises. None [Working paper]

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Czarnitzki, Dirk ; Kraft, Kornelius (2002) Measuring the Impact of Innovation on Firm Value: A New Approach. None [Working paper]

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Czarnitzki, Dirk ; Doherr, Thorsten (2002) Genetic Algorithms: A Tool for Optimization in Econometrics – Basic Concept and an Example for Empirical Applications. None [Working paper]

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Czarnitzki, Dirk ; Fier, Andreas (2002) Do Innovation Subsidies Crowd Out Private Investment? Evidence from the German Service Sector. None [Working paper]

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Czarnitzki, Dirk ; Kraft, Kornelius (2001) Unternehmensleitung und Innovationserfolg. None [Working paper]

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Czarnitzki, Dirk ; Rammer, Christian (2001) Technology Transfer and the Internet: A Chance for Outsiders at Public Science to get Into the Business? None [Working paper]

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Czarnitzki, Dirk ; Kraft, Kornelius (2001) Firm Leadership and Innovative Performance: Evidence from Seven EU Countries. None [Working paper]

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Czarnitzki, Dirk ; Fier, Andreas (2001) Do R&D Subsidies Matter? – Evidence for the German Service Sector. None [Working paper]

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Almus, Matthias ; Czarnitzki, Dirk (2001) The Effects of Public R&D Subsidies on Firms' Innovation Activities: The Case of Eastern Germany. None [Working paper]

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Czarnitzki, Dirk (2001) Die Auswirkungen der Forschungs- und Technologiepolitik auf die Innovationsaktivitäten ostdeutscher Unternehmen. None [Working paper]

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Czarnitzki, Dirk ; Kraft, Kornelius (2000) Management Control and Innovative Activity. None [Working paper]

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Czarnitzki, Dirk ; Stadtmann, Georg (2000) The Behaviour of Noise Traders - Empirical Evidence on Purchases of Business Magazines. None [Working paper]

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Czarnitzki, Dirk ; Spielkamp, Alfred (2000) Business Services in Germany: Bridges for Innovation. None [Working paper]

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Czarnitzki, Dirk ; Kraft, Kornelius (2000) Haftungsregeln und Innovation. None [Working paper]

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Czarnitzki, Dirk ; Kraft, Kornelius (2000) An Empirical Test of the Asymmetric Models on Innovative Activity: Who Invests More into R&D the Incumbent or the Challenger? None [Working paper]

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Czarnitzki, Dirk ; Eckert, Thomas ; Egeln, Jürgen ; Elschner, Christina (2000) Internetangebote zum Wissens- und Technologietransfer in Deutschland : Bestandsaufnahme, Funktionalität und Alternativen. ZEW-Dokumentation Mannheim 00-15 [Working paper]

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Czarnitzki, Dirk ; Rammer, Christian ; Spielkamp, Alfred (2000) Interaktion zwischen Wissenschaft und Wirtschaft in Deutschland : Ergebnisse einer Umfrage bei Hochschulen und öffentlichen Forschungseinrichtungen. ZEW-Dokumentation Mannheim 00-14 [Working paper]

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Spielkamp, Alfred ; Berteit, Herbert ; Czarnitzki, Dirk ; Ransch, Siegfried ; Schüssler, Reinhard (2000) Forschung, Entwicklung und Innovation in produktionsnahen Dienstleistungsbereichen : Impulse für die ostdeutsche Industrie und Perspektiven. ZEW-Dokumentation Mannheim 00-01 [Working paper]

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Czarnitzki, Dirk ; Stadtmann, Georg (1999) Uncertainty of Outcome Versus Reputation: Empirical Evidence for the First German Football Division. None [Working paper]

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