The main objective of this study is to investigate the impact of corporate R&D activities onfirms’ performance, measured by labour productivity. To this end, the stochastic frontiertechnique is applied, basing the analysis on a unique unbalanced longitudinal datasetconsisting of 532 top...

Qualitätsmanagement ist wieder in aller Munde. Der Spielzeugwarenhersteller Mattel war erst unlängst gezwungen, 21 Millionen in China produzierte Spielzeuge zurückzurufen. Die Gründe lagen beispielsweise in unzulässig hohem Bleigehalt in den Farben und in der Verschluckungsgefahr von...

Der Autor Winfried Matthes hat einen Forschungsbericht als Vorversion zu den Arbeiten "A Mathematical Model of Complex Projekt Planning and its Support to Participative Controlling. Discussion paper and comprehensive version proposed to Operations Research/Management Journals (zusammen mit M....

...Im vorliegenden Forschungsbericht wird das Konzept des operativ-gestützten strategischen Controlling im Rahmen einer Fallstudie zum UMTS-Markt zur Analyse und Gestaltung der Betriebspolitik eines Call-Centers angewandt. Dabei werden die sich jeweils in konkreten Potenzial-, Prozess- und...

...Den ersten Hauptbestandteil des vorliegenden Forschungsberichtes bildet eine Erörterung der wesentlichen, aufgrund der im zweiten Quartal 2005 durchgeführten Literaturrecherchephase des Koorperationsprojektes verfügbaren Ansätze für ein Controlling von Nachhaltigkeitspotenzialen (CVN)....

This paper develops a monopolistic competition model with heterogeneous firms tostudy the interaction between technology adoption and trade in a world of two countriesfacing different technology adoption costs. It shows that a reduction in the technologyadoption cost in one country increases the...

In this paper we analyze how the technology used by downstream firms can influence inputand output market prices. We show via an example that both these prices increase under adecreasing returns technology while the contrary holds when the technology is constant....

In recent years, diversity management has evolved from a perspective on human resourcesmanagement toward a conception of strategic management. This implies the need to adapt acentral management function, strategic controlling, in order to render the conception of diversitymanagement in...

This paper reviews the literature on the economics of intellectual property rights (IPR), with a particular focus on the main industrial property rights of patents and trade marks. Intellectual property rights arise from the legal protection accorded to certain inventions or creations. We begin...

Technological change is often hypothesized as one of the main drivers of mergeractivities. This paper analyzes the role of technology in mergers and acquisitions(M&As) at the firm level. Based on a newly created data set that combines financialinformation and patent data for public limited...