Explanation of the logical reasons or principles employed in consciously arriving at a decision or estimate. Rationales usually document (1) why a particular choice was made, (2) how the basis of its selection was developed, (3) why and how the particular information or assumptions were relied on, and (4) why the conclusion is deemed credible or realistic.

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  • Emily was devastated to hear she'd be losing her job, and her employer's rationale for doing so -- cost-cutting and streamlining -- rang hollow in her ears.

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  • The company provided its employees with a rationale about laying off twenty percent of the workforce by presenting a financial statement.

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  • The new manager's rationale for taking her team to lunch was to get to know them all better outside of the office environment.

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