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Salience effects in information acquisition: No evidence for a top-down coherence influence
Arndt Bröder1, Sophie Scharf2, Marc Jekel3
1School of Social Sciences, University of Mannheim, 68131, Mannheim, Germany. broeder@uni-mannheim.de.
Memory & Cognition
|June 16, 2021
Summary
The Integrated Coherence-Based Decision and Search (iCodes) model
Area of Science:
- Cognitive Psychology
- Decision Science
- Behavioral Economics
Background:
- The Integrated Coherence-Based Decision and Search (iCodes) model explains decision-making and information search as coherence-maximization processes.
- The model incorporates bottom-up attribute influences and top-down influences, such as the attraction search effect (ASE).
Purpose of the Study:
- To test predictions of an extended iCodes model incorporating exogenous factors.
- To investigate the direct and indirect effects of information salience on search behavior.
Main Methods:
- Three experiments were conducted with a total of 250 participants.
- The study examined the attraction search effect and the influence of information salience on search strategies.
Main Results:
- A strong attraction search effect (ASE) was confirmed.
- A direct, bottom-up salience effect on search was observed.
- The hypothesized indirect, top-down salience effect was not supported.
Conclusions:
- The study largely confirmed the iCodes model's predictions regarding ASE and bottom-up salience effects.
- The findings suggest limitations in the current implementation of exogenous factors within the iCodes model, particularly concerning indirect top-down salience effects.
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