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Evaluating Greek Equity Funds Using Data Envelopment Analysis
Babalos, Vassilios; Caporale, Guglielmo Maria; … - DIW Berlin (Deutsches Institut für Wirtschaftsforschung) - 2009
funds' operational efficiency for an oligopolistic and bank-dominated fund industry. Our results have significant … notion of funds' mean-variance efficiency. …
Persistent link: https://www.econbiz.de/10004963857
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Consolidating the Water Industry: An Analysis of the Potential Gains from Horizontal Integration in a Conditional Efficiency Framework
Zschille, Michael - DIW Berlin (Deutsches Institut für Wirtschaftsforschung) - 2012
efficiency improvements through consolidation. Focusing on a hypothetical restructuring of the industry, we apply Data … Envelopment Analysis (DEA) to analyze the potential efficiency gains from mergers between water utilities at the county level. A … conditional efficiency framework is used to account for the operating environment. Highest efficiency improvement potentials turn …
Persistent link: https://www.econbiz.de/10009646239
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Technology Portfolio and Market Value
Schmidt-Ehmcke, Jens; Zloczysti, Petra - DIW Berlin (Deutsches Institut für Wirtschaftsforschung) - 2008
This paper discusses the impact of a firm's technology portfolio on its market value. Two concepts are used to characterize a firm's portfolio: the number of technological fields and the degree of relatedness within the portfolio characterized by the amount of joint occurrences of patents in...
Persistent link: https://www.econbiz.de/10004963929
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Do External Technology Acquisitions Matter for Innovative Efficiency and Productivity?
Gantumur, Tseveen; Stephan, Andreas - DIW Berlin (Deutsches Institut für Wirtschaftsforschung) - 2010
technology affects the efficiency and productivity in innovation of technology acquiring firms. Using the stochastic frontier … efficiency. Moreover, we find that firm size significantly contributes to innovative efficiency and productivity of external …
Persistent link: https://www.econbiz.de/10008539928
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Product Policy and the East-West Productivity Gap: Evidence from German Manufacturing Firms
Görzig, Bernd; Gornig, Martin; Voshage, Ramona; … - DIW Berlin (Deutsches Institut für Wirtschaftsforschung) - 2009
After 20 years of transition from an economy integrated in an exchange scheme of planned economies towards an open market economy based on the ideas of competition, we ask whether East German firms succeeded in finding their place in the international division of labour. We concentrate on the...
Persistent link: https://www.econbiz.de/10008527282
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Allocative Efficiency Measurement Revisited: Do We Really Need Input Prices?
Badunenko, Oleg; Fritsch, Michael; Stephan, Andreas - DIW Berlin (Deutsches Institut für Wirtschaftsforschung) - 2006
The traditional approach to measuring allocative efficiency is based on input prices, which are rarely known at the … firm level. This paper proposes a new approach to measure allocative efficiency which is based on the output …-oriented distance to the frontier in a profit - technical efficiency space - and which does not require information on input prices. To …
Persistent link: https://www.econbiz.de/10005068740
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Hard and Soft Locational Factors, Innovativeness and Firm Performance: An Empirical Test of Porter's Diamond Model at the Micro-Level
Eickelpasch, Alexander; Lejpras, Anna; Stephan, Andreas - DIW Berlin (Deutsches Institut für Wirtschaftsforschung) - 2007
This paper investigates predictions of Porter's Diamond model regarding the impact of locational factors on innovativeness and performance at the firm level. We formulate a structural equation model based on the relationships between locational conditions, e.g., transportation infrastructure,...
Persistent link: https://www.econbiz.de/10005068746
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B2C eCommerce Strategy and Market Structure: The Survey Based Approach
Schmitz, Stefan W.; Sint, Paul Peter - DIW Berlin (Deutsches Institut für Wirtschaftsforschung) - 2003
This paper follows two objectives: (i) It demonstrates the merits of the survey based approach to B2C eCommerce characteristics and company strategy, and (ii) it presents empirical evidence of the crucial importance of size and marketing investment in B2C eCommerce markets. It presents...
Persistent link: https://www.econbiz.de/10005068774
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What Drives the Productive Efficiency of a Firm?: The Importance of Industry, Location, R&D, and Size
Badunenko, Oleg; Fritsch, Michael; Stephan, Andreas - DIW Berlin (Deutsches Institut für Wirtschaftsforschung) - 2008
This paper investigates the factors that explain the level and dynamics of manufacturing firm productive efficiency. In … increases a firm's efficiency over time. …
Persistent link: https://www.econbiz.de/10005068831
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Determinants of Internationalization: Differences between Service and Manufacturing SMEs
Lejpras, Anna - DIW Berlin (Deutsches Institut für Wirtschaftsforschung) - 2009
This paper empirically investigates the antecedents of internationalization of SMEs, focusing on differences between the manufacturing and service sectors. Specifically, employing a bivariate probit model based on survey data of approximately 3,900 East German firms, I analyze which firm-related...
Persistent link: https://www.econbiz.de/10005068861