The purpose of this study is to assess the diversification benefits resulting from international asset allocation. In this study, we examine Capital Asset Pricing Model (CAPM) in its international context (ICAPM) using the monthly equity returns for 26 countries (18 developed and 8 emerging...

This research addresses whether geographic diversification provides benefits over industry diversification. In the absence of constraints, no empirical evidence is found to support the argument that country diversification is superior. With short-selling constraints, however, the geographic...

Das Interesse am Gesundheitswesen hat in den vergangenen Jahren erheblich zugenommen. Politik und Gesellschaft müssen sich einer Auseinandersetzung mit den Strukturen des Gesundheitswesens, insbesondere mit den Aufgaben und deren Vergütung, die von den verschiedenen Leistungsanbietern erbracht...

Qualifizierungsangebote der Bundesagentur für Arbeit (BA) sind wichtige Instrumente der aktiven Arbeitsmarktpolitik. Für ihren Erfolg ist es von hoher Bedeutung, dass die potenziellen Teilnehmer/innen mit großer Sorgfalt ausgewählt werden, wobei (mit-)entscheidend ist, welche Arbeitslosen...

Der Innovationserfolg und die dafür benötigten Innovationsinputs sind nicht gleichmäßig auf die deutsche Unternehmenslandschaft verteilt. Stattdessen verteilen sich die Unternehmen auf eine Reihe von innovativen Milieus, die sich in ihrem Innovationsprofil und ihrem Innovationserfolg...

The COVID-19 pandemic and the public health measures imposed to tackle the spread of the virus have changed the everyday life and severely reduced the mobility of many. In this paper, we investigate the relationship between changed transport behavior and complex socio-demographic groups. Drawing...

Performance modeling of hospitals using data envelopment analysis (DEA) has received steadily increasing attention in the literature. As part of the traditional DEA framework, hospitals are generally assumed to be functionally similar and therefore homogenous. Accordingly, any identified...

The objective of this paper is to analyse and identify patterns of international entrepreneurial activity of social purpose organizations. The article utilizes international social entrepreneurship literature to develop an understanding of the international activity of social entrepreneurs and...

Our knowledge on differences in business model characteristics of thriving and failing Multi-Sided Platforms in competitive B2B networks (B2B-MSP) and potential influences of increasing governmental involvement remains fragmented. This study develops a taxonomy to classify special B2B-MSP with...

While Big Data and Analytics are arguably rising stars of competitive advantage, their application is often presented and investigated as an overall approach. A plethora of methods and technologies combined with a variety of objectives creates a barrier for managers to decide how to act, while...