Individuals have to disclose personal information in order to utilize the manifold options of the Internet. Online users frequently trade data for benefits (privacy calculus). Trust in both the Internet and the vendor has been identified as an important antecedent to disclosing personal...

Previous research on e-commerce has analyzed its influence on organizational structure, brand management, and IT structure separately. Drawing on transaction cost theory, we analyze the simultaneous impacts of business-to-consumer (B2C) e-commerce on organizational structure, brand architecture,...

Ein Großteil der Neugründungen in Deutschland ist auf staatliche Förderung von Existenzgründern zurückzuführen. Dieser Anteil hat sich nach Einführung des als „Ich-AG“ bekannten Existenzgründungszuschusses Anfang 2003 stark erhöht. Die Erfolgsfaktorenforschung hat diese Form von...

Due to the suitability to balance the intermittency in decentralized systems with renewable sources, electrochemical energy storage possibilities have been analyzed in several studies, all highlighting the need for improvements in relevant techno-economic parameters. Particularly a reduction in...

This study presents a methodology for identifying a broad range of real-world news events based on microblogging messages. Applying computational linguistics to a unique dataset of more than 400,000 S&P 500 stock-related Twitter messages, we distinguish between good and bad news and demonstrate...

Using data from the German Socio-Economic Panel Study (GSOEP), we analyze whether necessity entrepreneurs differ from opportunity entrepreneurs in terms of self-employment duration. Using univariate statistics, we find that opportunity entrepreneurs remain in self-employment longer than...

This paper investigates the effects of trademarks on the market value of firms. The results show that trademarks have a positive effect on firm value. Next, the firms' market values are regressed on indicators of trademark value such as trademark seniorities, the number of oppositions filed, and...

Technological and organizational progress is the major driving force behind economic growth. Innovation systems are a crucial factor in implementing innovations. These include all organizations and institutions, for example, companies, universities, and research institutes, involved in creating,...

In the past years Chinese firms increased their spending on R&D substantially and worked on achieving a higher quality level of R&D. We analyze whether different R&D activities show a positive influence on total factor productivity (TFP) for firms of different ownership types and across two time...

Despite a worldwide increase in university patenting, empirical studies have largely focused on analyzing university patenting in individual countries and regions. We provide analyses from an international perspective, examining patents at the top 300 universities worldwide. By providing a...