Sunk cost fallacy Articles — Atticus Li

Atticus Li

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Sunk cost fallacy

Articles exploring sunk cost fallacy through the lens of behavioral science and experimentation. Practical frameworks for growth leaders who measure in revenue, not vanity metrics.

2 articles

sunk cost fallacy Apr 7, 2026 8 min read

Sunk Cost Fallacy in Product Design: When Users Stay for the Wrong Reasons

The sunk cost fallacy keeps users invested in failing products. Learn how this bias affects retention metrics and how to build products worth staying for.

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sunk cost fallacy Mar 27, 2026 7 min read

The Sunk Cost Fallacy in Subscription Retention: When Loyalty Is Just Inertia

Much of what companies celebrate as customer loyalty is actually the sunk cost fallacy in action. Understanding the difference between genuine loyalty and escalation of commitment changes how we measure retention.

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