Weder die theoretischen Betrachtungen noch die Ergebnisse einer Vielzahl empirischer Studien lassen eine eindeutige Aussage hinsichtlich der Vorteilhaftigkeit der Pionierrolle zu. Die Analyse der methodischen Entwicklungen und der ermittelten Pionierwirkungen zeigen, daß die Pionierrolle per se...

This study assesses the quality of seven commercial project management packages to schedule precedence- and resource-constrained projects. We introduce the basic project scheduling model and give a short survey of optimal and heuristic Solution methods. Furthermore, we outline extensions of the...

This study assesses the quality of seven commercial project management systems to perform finite scheduling. We give a brief survey of the way commercial project management systems work and especially how they perform finite scheduling. Since the implemented methods are proprietary, we measure...

In the past years several researchers have called attention to the decline of the rate of return on capital. The difference of these investigations is based on the following items: 1. the country for which the investigation is carried out; 2. the period of time covered by the investigation; 3....