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Related Experiment Videos

Predicting short-term stock fluctuations by using processing fluency.

Adam L Alter1, Daniel M Oppenheimer

  • 1Department of Psychology, Princeton University, Princeton, NJ 08540, USA. aalter@princeton.edu

Proceedings of the National Academy of Sciences of the United States of America
|June 7, 2006
PubMed
Summary
This summary is machine-generated.

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Stocks with easy-to-pronounce names consistently outperform those with difficult names in the short term. This finding highlights the impact of cognitive fluency on financial markets.

Area of Science:

  • Behavioral Finance
  • Cognitive Psychology
  • Market Microstructure

Background:

  • The psychological principle of fluency suggests people prefer easily processed information.
  • This preference may extend to financial decision-making and influence market behavior.

Purpose of the Study:

  • To investigate the effect of cognitive fluency on short-term stock price movements.
  • To determine if stock name fluency impacts trading performance.

Main Methods:

  • Conducted a laboratory experiment.
  • Analyzed two sets of real-world stock market data.
  • Compared performance of stocks with fluent vs. disfluent names.

Main Results:

  • Stocks with fluent names consistently outperformed stocks with disfluent names in short-term trading.

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  • An example investment showed a $112 higher profit after one day for fluent stocks compared to disfluent ones.

    • Conclusions:

    • Cognitive fluency significantly impacts short-term stock market dynamics.
    • Simple cognitive models can offer valuable insights into financial behavior, sometimes surpassing complex alternatives.