A supply chain is the system of organizations, people, technology, activities, information,and resources involved in moving a product or service from supplier to customer. Themain and basic challenges in the supply chain are to plan a strategy to manage theresources and meet the demands, to...

Master of Science

This study investigated supply chain management practices in the retail grocery industry from two perspectives. First, the operational performance objectives were examined by developing and testing a periodic review, joint replenishment model and heuristic. Joint replenishment policies, designed...

This thesis addresses a problem at the nexus of operations, strategy, and economics: in concentrated markets, on the one hand firms may need to expand capacity in order to improve their competitive position, and on the other they also seek to avoid industry excess capacity causing poor industry...

Supply Chains mit hohen Absatzrisiken sind gekennzeichnet durch kurze Verkaufszyklen, einen hohen Anteil an Impulsk?ufen, eine schwer prognostizierbare Nachfrage, eine hohe zeitliche und r?umliche Verf?gbarkeit der Produkte, lange Durchlaufzeiten und eine hohe Variantenanzahl. Insbesondere...

Primäres Ziel dieser Arbeit war die Entwicklung neuer heuristischer Lösungsverfahren für die logistische Tourenplanung bei restringierendem Anhängereinsatz (engl. Truck and Trailer Routing Problem). Kennzeichnend für dieses kombinatorische Optimierungsproblem ist, dass Fahrzeuge einen...

Die Arbeit präsentiert ein lineares Optimierungsverfahren, das Teilnehmern einer Workshopveranstaltung Plätze in Workshops zuteilt, basierend auf persönlichen Präferenzen.Diverse Nebenbedingungen werden dabei beachtet. In einer zweiten Stufe wird das Ergebnis weiter verbessert, indem private...

For the past several years, competing resource demands within BPA have forced the Agency to stretch Operations, Maintenance and Replacement (OM R) resources. There is a large accumulation of tasks that were not accomplished when scheduled. Maintenance and replacements and outages, due to...

Search and optimization in the context of blackbox objective function evaluation subject to blackbox constraints satisfaction is the thesis of this work. The SEARCH (Search Envisioned As Relation and Class Hierarchizing) framework introduced by Kargupta (1995) offered an alternate perspective of...

The SEARCH (Search Envisioned As Relation and Class Hierarchizing) framework developed elsewhere (Kargupta, 1995; Kargupta and Goldberg, 1995) offered an alternate perspective toward blackbox optimization -- optimization in presence of little domain knowledge. The SEARCH framework investigates the...