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Preference-based serial decisions are counterintuitively influenced by emotion regulation and conscientiousness
Sangsup Yoon1, Sewoong Lim1, Jaehyung Kwon1
1Department of Bio and Brain Engineering, Korea Advanced Institute of Science and Technology (KAIST), Daejeon, Republic of Korea.
Plos One
|October 5, 2019
Summary
Understanding serial choice mechanisms reveals how personality traits influence decision-making. Better emotion regulation is linked to choosing favorites first, while varied strategies correlate with conscientiousness.
Area of Science:
- Cognitive Psychology
- Decision Science
- Behavioral Economics
Background:
- Serial choice decisions unfold over time, with ordering strategies significantly impacting user experience.
- Previous research identified 'favorite-first' and 'favorite-last' as dominant serial choice strategies, but underlying mechanisms remained unclear.
Purpose of the Study:
- To investigate the psychological mechanisms driving distinct serial choice strategies.
- To examine potential links between serial choice, delay discounting, peak-end bias, working memory, and personality traits.
Main Methods:
- A novel serial-choice task using attractiveness-rated images was developed.
- Participants completed tasks assessing delay discounting, peak-end bias, and working memory capacity.
- Psychological metrics including personality, depression, anxiety, and emotion regulation were collected.
Main Results:
- The two dominant serial choice strategies were reconfirmed.
- Delay discounting, peak-end bias, and working memory capacity did not correlate with serial choice strategies.
- Emotion regulation and conscientiousness significantly predicted serial choice behavior, with agreeableness showing a marginal relationship.
Conclusions:
- Serial choice strategies are not explained by delay discounting, peak-end bias, or working memory.
- Effective emotion regulation is associated with the 'favorite-first' strategy, indicating better negative outcome tolerance.
- Varied strategy use across trials correlates with higher conscientiousness and agreeableness, suggesting a preference for complex decision-making processes.
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