Das vorliegende Papier befasst sich mit der Evaluierung der Wartbarkeit von generierten Anwendungskomponenten am Beispiel des UML2Tools-Klasseneditors, welcher mittels EMF/GMF modellgetrieben entwickelt wird. Beim MDSD1-Ansatz können nicht alle Anforderungen auf Modellebene an die zu...

Asphalt roads are gradually deteriorating over time and need road mending to remain in a good state. Inspections are performed to obtain information about the current state of the road; when the damage achieves the established standards, the road is repaired through a maintenance action that is...

This paper discusses several strategies for the maintenance of light standards, where each light standard consists of n independent and identical lamps screwed on a chandelier. The lamps are subject to stochastic failures, and must be correctively replaced if the number of failed lamps reaches a...

We analyze the impact of obsolescence of economic inventions by incorporating maintenance costsin the endogenous growth model of expanding product varieties. This contrasts with the existingliterature, which ignores maintenance costs and uses the model of quality improvements todescribe...

Der Aufsatz zeigt auf, unter welchen Voraussetzungen bei anfälligen Reparaturn zusätzliche Reparaturen vorzunehmen oder weitere Ersatzteile zu erneuern sind. Außerdem wird dargelegt, welche Instandhaltungzeitpunkte bzw. Servicezeiträume optimal sind.

In general, maintenance as part of the plant management ensures the maximum efficiency and availability of production and infrastructure plants at optimal cost and under satisfactory conditions of quality, safety and protection for the environment. Furthermore, it can be divided into four tasks,...

This paper investigates the impact of four key economic variables on an expert firm’s incentive to defraud its customers in a credence goods market: the level of competition, the expert firm’s financial situation, its competence, and its reputational concerns. We use and complement the...

The purpose of this study is to develop a model to arrive at a joint optimizing strategy for the use of a given capital budget for the construction of new school buildings and for the repair of the already existing schools. This is to be done in a way that will have the maximum positive impact...