C. Barnhart and G. Laporte (Eds.)‚ Handbook in OR & MS‚ Vol. 14 Copyright © 2007 Elsevier B.V. All rights reserved DOI: 10.1016/S0927-0507(06)14004-9 Chapter 4 Maritime Transportation Marielle Christiansen Department of Industrial Economics and Technology Management‚ Norwegian University of Science and Technology‚ Trondheim‚ Norway Department of Applied Economics and Operations Research‚ SINTEF Technology and Society‚ Trondheim‚ Norway E-mail: Marielle.Christiansen@iot.ntnu.no Kjetil Fagerholt
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measures. During a benchmarking process‚ higher unit costs per barrel of beer were identified for Coors compared to its two main competitors Anheuser-Busch and Miller (Appendix-Exhibit 1). Exhibit 2 identifies gaps in operational measures (load scheduling‚ load accuracy and production stability) comparing the results of the CIL projects against targets set by management. We identified some possible causes for these performance gaps as follows: * Lack of training and knowledge about new processes
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FreshDirect Case Study Jeffrey Nash COMPANY NAME/WEBSITE/INDUSTRY FreshDirect/www.freshdirect.com/Online grocery store BACKGROUND/HISTORY FreshDirect is an online grocery store that launched in 2001 offering shopping and delivery service to more than 300 zip codes in the New York tri state area. The company’s current CEO is Jason Ackerman‚ who is also one of its cofounders along with Joseph Fedele. In 2010 FreshDirect reported revenue of more than $250 million an increase of $20 million
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B2a Decision analysis tool explanation Using the learning curve to determine production rates‚ Shuzworld will be able to adjust their production‚ and cost to help stay competitive in the industry. The learning curve will helps the company to predict the needed cost per unit‚ so the business can determine the profit it needs to stay competitive. The learning is based on the theory that the employees will get better at their tasks doing the job more frequently. The theory also supports the time needed
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Functions All of the four basic phases of control of manufacture are easily identified in production planning and control. The plan for the processing of materials through the plant is established by the functions of process planning‚ loading‚ and scheduling. The function of dispatching puts the plan into effect; that is‚ operations are started in accordance with the plant. Actual performance is then compared to the planned performance‚ and‚ when required‚ corrective action is taken. In some instances
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An economic system is an organized way in which a state or nation allocates its resources and apportions goods and services in the national community. There are three types of economic systems namely the mixed economic system‚ free market system and the planned/command system. This paper aims to explain what a planned economic system is‚ the characteristics of the system and how resources are allocated within the system. A planned economy is an economic system in which factors of production are
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a) Effort-driven scheduling extends or shortens the duration of a task to accommodate changes to resources but doesn’t change the total work for the task. 2) Under what circumstances would you turn off effort driven scheduling? a) When you do not want the duration of a certain task to change. If you have a four day review for everyone on the project‚ when you assign more resources to that task‚ the days decrease‚ this is when you do not want effort driven scheduling. You want it to stay
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ways to promote the business because all the competitors are coming up with different ideas to bring customers into the restaurant. Since most of the employees are part-time‚ Jay Morgan has to go to every location to take care of the payroll and scheduling. The plan is to show Jay Morgan how he can save time and money by using the Human Resources Information System (HRIS). HRIS will have fewer errors than manual entry. Once HRIS in loaded‚ making a fiscal plan will show how much money is being saved
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Uncertainty in Task Duration and Cost Estimates: Fusion of Probabilistic Forecasts and Deterministic Scheduling Downloaded from ascelibrary.org by GEORGE WASHINGTON UNIVERSITY on 04/08/14. Copyright ASCE. For personal use only; all rights reserved. Homayoun Khamooshi‚ Ph.D. 1; and Denis F. Cioffi‚ Ph.D. 2 Abstract: A model for project budgeting and scheduling with uncertainty is developed. The traditional critical-path method (CPM) misleads because there are few‚ if any‚ real-life deterministic
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Quantitative Techniques/Operations Research Successful managers use quantitative techniques in decision making when: 1. The problem is complex. 2. The problem involves many variables. 3. There are data which describe the decision environment. 4. There are data which describe the value or utility of the different possible alternatives. 5. The goals of the decision maker or the organization can be described in quantitative terms. 6. Workable models are available
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