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A Note on Queuing Models
Rasha Kashef; Felipe RodriguesTechnical Note IVEY-9B19E006-EDecision AnalysisQueues (or waiting lines) are common in modern life. We wait in lines at the campus cafeteria, to board an airplane, in the emergency room, and when we call a company for customer service. We even wait for applications to be initiated and processed by our smartphone processors, and our online orders wait to be fulfilled at companies’ warehouses before being shipped to us. How long we wait in line depends on several factors and parameters. It may ...Starting at €8.20
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Mobile Blood Donor Clinic: A Discrete Event Simulation Model
Rasha Kashef; Felipe RodriguesCase IVEY-9B17E010-ECorporate GovernanceIn 2017, while donating blood on campus, a management science graduate student noticed that the mobile blood donor clinic set up at his university’s community centre was a congested tandem queuing system. Finding one-and-one-half hours too long for donors to wait, the student considered how the process could be reduced by at least half an hour. He needed to devise a reasonably precise model to represent the donor flow in the clinic. Using either ...Starting at €8.20
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DataUnison: The eBay Reseller Strategy
Rebecca A. Grant; Meghan StothersCase IVEY-9B07E014-EEntrepreneurship, Information TechnologiesIn 2005, e-business was on the rise again, and one of the companies that was doing well was eBay, the most successful online auction website. In addition to generating revenue, transactions on eBay also produced a substantial amount of data about purchases, prices and products. The chief executive officer (CEO) of the 18-month-old company, Advanced Economic Research Systems, Inc. (AERS) analyzed this data for consumers and businesses interested i...Starting at €8.20
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Understanding Text Mining and Sentiment Analysis in Hotel Booking
Rasha Kashef; Sakariya AhmedCase IVEY-9B19E019-EDecision AnalysisA management science professor had an unpleasant experience with a hotel she stayed at in New York City. Consequently, she wanted to figure out if hotel ratings were enough to recommend a hotel, or if customers’ text reviews could be used as more importanStarting at €8.20
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South West Health Centre: Improving Patient Flow in the Intensive Care Unit
Rasha Kashef; Felipe RodriguesCase IVEY-9B19E007-EDecision AnalysisHospitals frequently deal with congestion and blockage that affects patient flow and increased costs. In 2018, at University Hospital, part of South West Health Centre, patient flow in the medical surgical intensive care unit seemed to be highly susceptible to congestion, and this was creating ripple effects throughout the hospital and leading to increased costs. The complexity of patient flow presented an opportunity to build a discrete-event si...Starting at €8.20
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iStockphoto.com: Turning Community into Commerce
Rebecca A. Grant; Meghan StothersCase IVEY-9B07E013-EEntrepreneurship, Information TechnologiesWhen the founder of iStockphoto.com started the company in 2000, his objective was to share his vast collection of stock photography with graphic designers worldwide, and, in the process, help others do the same. By 2002, the organization was a respected and successful online community, but the founder and his partners now had to consider the profitability of their company. iStock was founded on community and collaboration - not commerce. Should ...Starting at €8.20