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Improving Homeland Security Decisions by Detlof von Winterfeldt, Milind Tambe, Ali E. Abbas

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17 Multi-objective Decision Making: Expected Utility vs. Some Widely Used (and Flawed) Methods

Ali E. Abbas

17.1 Introduction

To begin, it is important to recall the six elements of decision quality (see, e.g., Howard & Abbas, 2015). The first element is the decision maker (and the stakeholders that are affected by the decision). There is no decision without a decision maker or stakeholders. Failing to consider all people affected by the decision can result in several disputes after the decision is made. The second element is the frame of the decision, which involves identifying the problem; identifying the different perspectives involved, and determining the boundaries of the decision (what is taken as given, what really needs to be decided now, ...

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