We consider the optimal pricing problem in a service facility in order to maximize its long-run average profit per unit time. We model the facility as a queueing process that may havefinite or infinite capacity. Customers are admitted into the system if it is not full and if they are willing to...

In the first section, a firm with two servers must decide how to dynamically route arriving customers and allocate servers to two separate queues. The servers may work together or separately, and we provide insights into how the firm should optimally route customers and assign servers to queues....

In this thesis, we study the repair shop scheduling problem(repair-to-stock) and the production/inventory system pricing and production scheduling problem(make-to-stock). For both types of problems, we compare the performance of different scheduling policies. For the make-to-stock type problem,...

A time series analysis was performed on medical scheme statistics with the aim of determining current and future demographic and economic trends. This would enable one to reach a better perspective on the current and future financial dilemma presently experienced by medical schemes. Data for the...

This thesis studies a single item periodic review inventory problem with stochastic demand, random price and quotation cost. It differs from the traditional inventory model in that at the beginning of each period, a decision is made whether to pay the quotation cost to get the price information....

Der Beitrag analysiert den Einfluss der Kundenzufriedenheit auf den ökonomischen Erfolg im Naturkostfachhandel. Auf Basis einer Befragung von 885 Kunden und der Analyse der Betriebskennzahlen von 11 Naturkostfachgeschäften zeigt sich, dass die Kundenzufriedenheit ein relevanter Erfolgsfaktor...

Die Dissertationsarbeit hat zum Ziel, die Gültigkeit der Aussagen eines außenhandelstheoretischen Ansatzes der Neo-Heckscher-Ohlin-Modellklasse in der realen Welt zu überprüfen. Der gewählte Modellierungstyp erlaubt die Koexistenz internationalen intra- und inter-industriellen Handels. Da...