This dissertation studies models for locating facilities in time varying demandenvironments. We describe the characteristics of the time varying demand that motivatethe analysis of our location models in terms of total demand and the changein value and location of the demand of each customer....

This thesis provides an analysis of cost of ownership issues and techniques, andprovides the supporting data to enable future system designers to make rationaldecisions on design options. It represents the experience gained whilst collectingcost and cost relationship data in the Rolls-Royce...

Transcribing medical documents accurately into pre-defined formats and within certain time frames is vital for administrative and medical purposes in any hospital. This paper describes quantitative models incorporating available data to represent transcription activities of a medical records...

In this thesis, several stochastic optimization models are presented to determine the number of airport arrival slots that should be made available for distribution via a market mechanism. Considerable attention is paid to the structure and mathematical properties of each of these models, with...

CMPL (Coliop Mathematical Programming Language) is a mathematical programming language for modelling linear programming (LP) problems or mixed integer programming (MIP) problems. The CMPL syntax is similar in formulation to the the original mathematical model but also includes syntactic elements...

Struggling retail chains often try to recover profitability by closing some of their stores. The challenge in this strategy lies in determining how many stores to close, as store exit has implications for both the customers and the supply chain. After a store closes, its customers are lost...

Drei große Reformenpakete und eine Reihe kleinerer Begleitmaßnahmen prägen das renten¬politische Erbe der rot-grünen Bundesregierung. Einerseits greifen sie Trends in der Reformpolitik seit Beginn der 90er Jahre auf. So verstärkt die Rentenstrukturreform 2001 beispielsweise die...

The objective of this paper is to construct a framework for analyzing trade-offs between economic performance and environmental pressure at firm level. Based on a literature review, partially conflicting economic-environmental trade-off paradigms are structured and five necessary conditions for...

Improving the predictability of airline schedules in the National Airspace System (NAS) has been a constant endeavor, particularly as system delays grow with ever-increasing demand. Airline schedules need to be resistant to perturbations in the system including Ground Delay Programs (GDPs) and...

This dissertation is focused on investigating the integration of inventory and facilitylocation decisions in different supply chain settings. Facility location and inventorydecisions are interdependent due to the economies of scale that are inherent in transportationand replenishment costs. The...