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Related Experiment Videos

Collecting information: optimizing outcomes, screening options, or facilitating discrimination?

N Harvey1, F Bolger

  • 1Department of Psychology, University College London, Gower Street, London WC1E 6BT, U.K. n.harvey@ucl.ac.uk

The Quarterly Journal of Experimental Psychology. A, Human Experimental Psychology
|February 24, 2001
PubMed
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People gather information before making decisions not just to maximize gains or screen options, but primarily to better distinguish between choices. This research explores information collection strategies in decision-making processes.

Area of Science:

  • Decision Science
  • Cognitive Psychology
  • Behavioral Economics

Background:

  • Information collection is crucial for decision-making.
  • Existing models propose information collection for maximizing net gain or screening options.

Purpose of the Study:

  • To test predictions of compensatory and screening models of information collection.
  • To investigate the underlying reasons for information seeking in choice tasks.

Main Methods:

  • Four experiments were conducted.
  • Participants evaluated options with partial information and decided on collecting more data.
  • Option attractiveness and final choices were recorded.

Main Results:

  • Data did not support either the compensatory or screening models.

Related Experiment Videos

  • Findings suggest information is collected to enhance discrimination between options.
  • Participants used information to differentiate option attractiveness.

    • Conclusions:

    • Neither maximizing gain nor minimum standards fully explain information collection behavior.
    • Information seeking serves to improve the ability to discriminate between choice alternatives.
    • Decision-making processes involve nuanced information gathering strategies beyond simple optimization or elimination.