Organizational Behavior and Human Decision Processes
نویسندگان
چکیده
Prior evaluations are frequently challenged and need to be revised. We propose that an important determinant of such revisions is the degree to which the challenge provides an opportunity to compare the target against a competitor. Whenever a challenge offers an opportunity, the information contained in the challene will carry a disproportionate weight in the revised judgments. We call this proposition the comparison–revision hypothesis. In Experiments 1–3, we manipulated comparison opportunity by varying the format of the challenge and examined the weights assigned to different inputs in the revised judgments. The results indicate that prior information about the target receives a greater weight under a noncomparative challenge (which provides information only about the target) than under a comparative challenge (which compares the target with a competitor). In contrast, information presented in the challenge
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