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The Incentives Lab
HBT-SOC-0023 · Dimension SOC · Social

Public Goods Game

Players choose how much to contribute to a shared pot; selfish theory predicts zero, real humans contribute, and punishment of free-riders sustains cooperation.

Social·Mental Model·Grade B·draft· enriching…

Scientific Definition

Players choose how much to contribute to a shared pot; selfish theory predicts zero, real humans contribute, and punishment of free-riders sustains cooperation.

Plain-English Definition

Players choose how much to contribute to a shared pot; selfish theory predicts zero, real humans contribute, and punishment of free-riders sustains cooperation.

Feynman Explanation

Economists predicted defection. Humans built civilization anyway.

Core Principle

Players choose how much to contribute to a shared pot; selfish theory predicts zero, real humans contribute, and punishment of free-riders sustains cooperation.

Mechanisms

Psychological

Pending editorial review.

Behavioral Economic

Players choose how much to contribute to a shared pot; selfish theory predicts zero, real humans contribute, and punishment of free-riders sustains cooperation.

Neurological

Pending editorial review.

Evolutionary

Pending editorial review.

Sociological

Pending editorial review.

Computational

Pending editorial review.

Systems

Team norms, open-source maintenance, internal platform investment.

Inputs (Triggers)

Pending editorial review.

Outputs (Behaviors)

Pending editorial review.

Behavioral Signature

Economists predicted defection. Humans built civilization anyway.

Examples

Everyday
  • Fehr & Gächter: peer punishment dramatically raises and sustains contributions.
Modern (Organizational)
  • Team norms, open-source maintenance, internal platform investment.
Historical

Pending editorial review.

Famous Experiments

Pending editorial review.

Design Principles

  • Make contribution visible and free-riding costly. Cooperation needs teeth, not posters.

Measurement Approaches

Pending editorial review.

Evidence

Evidence Grade
B (A strongest → E speculative)
Replication
★★★☆☆
Intervention Confidence
3 / 5
Consensus
Pending editorial review (HBT v1.0 auto-seed).
Limitations
Pending editorial review (HBT v1.0 auto-seed).
Open Research Questions

Pending editorial review.

Primary References

Pending editorial review.

Signature Section

The Perverse Incentive Lens™

How this behavior is exploited — and how to redesign around it.

Exploitation
Team norms, open-source maintenance, internal platform investment.
Amplifying Incentives
Team norms, open-source maintenance, internal platform investment.
Org Failure Modes
Team norms, open-source maintenance, internal platform investment.
Societal Failure Modes
Pending editorial review (HBT v1.0 auto-seed).
Ethical Considerations
Pending editorial review (HBT v1.0 auto-seed).
Redesign Strategies
Make contribution visible and free-riding costly. Cooperation needs teeth, not posters.
Diagnostic Questions
  • Make contribution visible and free-riding costly. Cooperation needs teeth, not posters.
Warning Signs

Pending editorial review.

Red Flags

Pending editorial review.

Intervention Playbook
Individual
Make contribution visible and free-riding costly. Cooperation needs teeth, not posters.
Team
Pending editorial review (HBT v1.0 auto-seed).
Organization
Pending editorial review (HBT v1.0 auto-seed).
Policy
Pending editorial review (HBT v1.0 auto-seed).
AI Implications
Detection
Pending editorial review (HBT v1.0 auto-seed).
Measurement
Pending editorial review (HBT v1.0 auto-seed).
Mitigation
Pending editorial review (HBT v1.0 auto-seed).
Responsible Use
Pending editorial review (HBT v1.0 auto-seed).

Interactive Mini Network

Click any neighbor to re-center the graph and follow the threads of connection.

HBT-SOC-0023 · SOC
Public Goods Game
PGReReciprocitySGStatus GamesTrTrustSNSocial NormBSBarbell StrategyBGBehavioral Game TheoryBGBlotto GamesCoCooperationDMDefense MechanismESExponential Strategy

Knowledge Graph Neighbors

Version History

v1.1.0 · 2026-06-28Initial auto-seed from corpus.