This study presents a comprehensive analysis of the tax burden on the mobile telecommunications sector across twenty-nine African countries, encompassing both general taxation and sector-specific levies. To conduct this assessment, we develop a model of a representative mobile network operator,...

Policy makers bemoan the lack of research findings to guide urgent decisions, whereas researchers' professional code puts rigor first. This article argues that provisional assessments, produced early in the research cycle, can bridge the gap. Numerous case studies point to the importance of...

In this article we provide a new vision about the enterprise modelling in the context of Business Process Model and Notation (BPMN) and the university area. Although the flow objects, artefacts, connecting objects and swim lanes are very used in the process of Enterprise Modelling, they have...

This paper analyzes the effect that shortcomings in the processes of "development, evaluation and selection of project" investments in infrastructure produce on the deployment and operation of these projects. The methodology adopted was to identify best practices in project development,...

This paper analyzes the effect that shortcomings in the processes of "development, evaluation and selection of project" investments in infrastructure produce on the deployment and operation of these projects. The methodology adopted was to identify best practices in project development,...

In this article we provide a new vision about the enterprise modelling in the context of Business Process Model and Notation (BPMN) and the university area. Although the flow objects, artefacts, connecting objects and swim lanes are very used in the process of Enterprise Modelling, they have...

In diesem Bericht werden die Zwischenergebnisse der Begleitforschung 2012 bis 2013 zum Modellvorhaben LandZukunft des Bundesministeriums für Ernährung und Landwirtschaft (BMEL) vorgestellt. Das Modellvorhaben läuft von 2012 bis Ende 2014 in vier aus ursprünglich 17 Landkreisen ausgewählten...