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topic: review-revenue-causal-evidence
Topic:
review-revenue-causal-evidence
10 entries tagged
review-revenue-causal-evidence
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Reference entries (10)
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Research brief: SMB widget market difficulty — six ranked factors (June 2026)
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Sterling Sky / Joy Hawkins — rankings rise and fall in direct correlation with review velocity
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FTC fake-review rule + Google policies — manipulation legally risky and increasingly detectable
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Review meta-analysis — 156 studies, 214 effect sizes, 69,006 observations
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Caveats — vendor quarantine and the correlational-vs-causal divide
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Spiegel — purchase likelihood PEAKS at 4.0-4.7 stars and DECLINES toward 5.0 (too-good-to-be-true)
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Spiegel 2017 (Northwestern) — 5 reviews = 270% purchase likelihood lift; 380% for higher-priced
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Luca HBS WP 12-016 — one-star Yelp = 5-9% revenue (regression-discontinuity, the causal anchor)
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Factor 5 — Trust/review moats (conversion, not just ranking)
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Factor 2 — Proximity + review prominence dominate LOCAL markets