Decision Support Systems Marek J. Druzdzel and Roger R. Flynn Decision Systems Laboratory School of Information Sciences and Intelligent Systems Program University of Pittsburgh Pittsburgh‚ PA 15260 {marek‚flynn}@sis.pitt.edu http://www.sis.pitt.edu/∼dsl To appear in Encyclopedia of Library and Information Science‚ Second Edition‚ Allen Kent (ed.)‚ New York: Marcel Dekker‚ Inc.‚ 2002 1 Contents Introduction Decisions and Decision Modeling Types of Decisions . . . . . . . . . . . . .
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Home [pic]http://jayhanson.us/america.htm [pic] Decision Making and Problem Solving by Herbert A. Simon and Associates Associates: George B. Dantzig‚ Robin Hogarth‚ Charles R. Piott‚ Howard Raiffa‚ Thomas C. Schelling‚ Kennth A. Shepsle‚ Richard Thaier‚ Amos Tversky‚ and Sidney Winter. Simon was educated in political science at the University of Chicago (B.A.‚ 1936‚ Ph.D.‚ 1943). He has held research and faculty positions at the University of California (Berkeley)‚ Illinois Institute of Technology
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Programmed decisions . Programmed decisions are made in routine‚ repetitive‚ well-structured situations with predetermined decision rules. These may be based on habit‚ or established policies‚ rules and procedures and stem from prior experience or technical knowledge about what works or does not work in a given situation. For example‚ organisations often have standardised routines for handling customer complaints or employee discipline. Decisions are programmed to the extent that they are repetitive
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MD 021 - Management and Operations Capacity Planning and Decision Theory ▪ Measures of capacity ▪ Bottlenecks ▪ Capacity strategies ▪ A systematic approach to capacity decisions ▪ Make or Buy Problem ▪ Decision Making Under Uncertainty and Risk‚ Decision Trees Capacity Planning Capacity is the maximum rate of output for a facility. Capacity planning
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FALL 2011 Decision Support System and Managerial Decision Making Prof. Hassan Qudrat-Ullah Due Date: December 8‚ 2011 By: Farazeh Khalid Mian Abhishek Sahi Table of Contents SECTION NUMBER | SECTION NAME | PAGE NUMBER | | Abstract | 3 | 11.11.2 | IntroductionWhat is decision making? What is a Decision Support System? | 3‚ 44‚ 5‚ 6 | 22.12.22.3 | Literature Review DSS in the business environmentImportant attributes of the Decision Support SystemCapabilities
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Figure 1: Decision Support Systems. Retrieved from http://www.dreamstime.com/royalty-free-stock-images-word-cloud-dss-decision-support-system-related-items-image35542029 INTRODUCTION Decision Support System (DSS) is a computer based system which uses analytical models‚ specialized databases and aids the decision makers in making complex decisions in an organization. In the old days‚ a group of professional people in a company used to consider various factors and variables while taking a complex
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thereof." Belkaoui (1992: 22) believes that such a definition is limited and a broader alternative is offered that defines accounting as: "The process of identifying‚ measuring and communicating economic information to permit informed judgments and decisions by users of the information." Historical Background The history of accounting is of importance to those wishing to understand existing and future accounting practices. Historically‚ the first form of accounting practices was bookkeeping. Bookkeeping
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Chapter 8 Decision Support Systems Managers and Decision Making A decision refers to a choice made between alternatives. Why Managers Need the Support of Information Technology. It is very difficult to make good decisions without valid‚ timely and relevant information. Number of alternatives to be considered is increasing Many decisions are made under time pressure. Due to uncertainty in the decision environment‚ it is frequently necessary to conduct a sophisticated analysis
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Prescriptive Theory and Descriptive Theory 3 Economic Theory 4 Decision Usefulness Theory 5 Critical Accounting Theory and Critical Theory 6 System-Oriented Theories 7 Open System Theories 8 Behavioral Decision Theory 9 Legitimacy Theory 10 Political Economy Theory 11 Institutional Theory 12 Stakeholder Theory 13 Agency Theory 14 Normative Theory 15 Public Interest Theory 16 Capture Theory 17 Economic Interest Theory/Private Interest Theory 17 Positive
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“Rational decision-making is an impossible ideal in strategy formulation and implementation due to incomplete information and organisational politics.” Strategy is formulated and implemented by organisations as a means of gaining competitive advantage and achieving organisational success. Frequent fast‚ widely supported‚ and high quality strategic decisions are the cornerstone of effective strategy (Eisenhardt‚ 1999 in Clegg et. Al‚ 2012). In today’s world of borderless business‚ ever-evolving
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