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Role of accentuation in the selection/rejection task framing effect.
1Department of Psychology, New Mexico State University.
Journal of Experimental Psychology. General
|April 7, 2017
Summary
Choice preferences can shift based on how options are presented, a phenomenon known as the task-framing effect. This study supports the accentuation hypothesis, suggesting cognitive effort, not motivation, underlies these choice reversals.
Area of Science:
- Decision Science
- Cognitive Psychology
- Behavioral Economics
Background:
- Rational choice theories assume procedure invariance, but task framing (e.g., selection vs. rejection) can violate this.
- Conflicting explanations exist: compatibility vs. accentuation hypotheses for choice reversals with enriched/impoverished options.
Purpose of the Study:
- Investigate the role of task frame in choice behavior.
- Differentiate between compatibility and accentuation hypotheses.
- Examine the information-processing basis of task-framing effects.
Main Methods:
- Online and in-lab experiments, including eye-tracking and verbal protocol analysis.
- Manipulation of selection vs. rejection task frames with varying option attractiveness.
- Measurement of choice data, decision time, task confusion, and cognitive effort.
Main Results:
- A significant task-framing effect was observed, dependent on relative option attractiveness.
- This effect persisted regardless of time constraints and was evident with direct attractiveness measures.
- Verbalizing choices eliminated the task-framing effect, supporting accentuation over compatibility.
Conclusions:
- Choice data align with the accentuation hypothesis, indicating task framing influences decision-making.
- Evidence suggests cognitive effort, not motivation, drives the task-framing effect.
- Task framing impacts choice by altering information processing, particularly when verbalization is absent.