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Optimal incentives for collective intelligence.

Richard P Mann1, Dirk Helbing2

  • 1Department of Statistics, School of Mathematics, University of Leeds, Leeds LS2 9JT, United Kingdom; r.p.mann@leeds.ac.uk.

Proceedings of the National Academy of Sciences of the United States of America
|May 3, 2017
PubMed
Summary
This summary is machine-generated.

Rewarding accurate minority predictions boosts collective intelligence. Incentive systems that reward accurate minority predictions, rather than majority ones, enhance group performance and diversity.

Keywords:
collective intelligencedemocracydiversitygame theorymarkets

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Area of Science:

  • Social Psychology
  • Behavioral Economics
  • Computational Social Science

Background:

  • Collective intelligence, crucial for group performance, relies on member diversity.
  • Social pressure to conform can reduce diversity, hindering collective intelligence.
  • Understanding incentive structures is key to maintaining diversity in groups.

Purpose of the Study:

  • To investigate how incentive systems influence diversity and collective intelligence.
  • To model the effects of different incentive schemes on group prediction accuracy.
  • To propose an optimal incentive structure for fostering collective intelligence.

Main Methods:

  • Utilized an evolutionary game-theoretic model.
  • Simulated collective prediction scenarios with varying incentive structures.
  • Analyzed the impact of incentives on diversity and predictive accuracy.

Main Results:

  • Market-based incentives led to herding behavior, reduced information diversity, and decreased collective intelligence.
  • An incentive scheme rewarding accurate minority predictions optimized diversity and collective predictive accuracy.
  • The model demonstrated that rewarding accurate minority predictions counteracts conformity pressures.

Conclusions:

  • Incentive systems significantly impact group diversity and collective intelligence.
  • Rewarding accurate minority predictions is more effective than market-based systems for enhancing group performance.
  • Real-world systems should consider rewarding accurate predictions, especially when the majority is incorrect, to foster optimal diversity and intelligence.