B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Current
10%
10% -- pricing strategy effectiveness increase for .99 pricing strategy with original price shown (2026)
Mentioning the original price on the price tag can increase the effectiveness of a .99 pricing strategy by up to 10%.
- Effectiveness increase is up to 10%
Attribution:
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Lighthouse Research Team
Last verified:
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Source verified
Evidence graded
Value
10%
Unit
Percentage
Data Vintage
2026
Entity
Evidence Quality
B
Strong, reliable evidence
Sourced from a well-regarded research firm or industry leader with transparent methodology and a reasonably large sample.
Single source - not yet corroborated
Score breakdown
Extraction
50
Source Trust
60
Citation Chain
20
Independence
30
Methodology
45
Freshness
95
Source
Science Says
Primary
Tier C
https://app.sciencesays.com/archive?no_cover=true&page=20 ↗
Source Article
Science Says
Original Research
Science Says
· Original study ↗
Methodology
Research summarized by Science Says
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
.99 pricing strategy with original price shown: 10% pricing strategy effectiveness increase. Source: Science Says (2026). Via Lighthouse Intelligence -- https://lighthousedata.io/data/dot-99-pricing-original-price
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<blockquote cite="https://lighthousedata.io/data/dot-99-pricing-original-price" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>10%</strong> -- pricing strategy effectiveness increase for .99 pricing strategy with original price shown<br><small>Source: Science Says (2026) · <a href="https://lighthousedata.io/data/dot-99-pricing-original-price" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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