B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Recent
37%
37% -- sales increase rate for companies with happy employees (2025)
Happy employees result in 37% higher sales according to Harvard Business Review research.
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Lighthouse Research Team
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Source verified
Evidence graded
Value
37%
Unit
Percentage
Data Vintage
2025
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
Harvard Business Review
Primary
Tier C
https://www.airscent.com/scent-marketing-11-research-backed-benefits-to-bottom-line-profits/ ↗
Source Article
Scent Marketing: 11 Research-Backed Benefits To Bottom Line
Houses of worship, particularly churches, have been harnessing the fragrant power of ambient scenting for centuries. Long before big corporations and retail establishments ever got wind of the idea, certain haunting aromas, such as frankincense, have been associated with the ceremonies and rituals o…
Original Research
Harvard Business Review
· Original study ↗
Methodology
Article citing Harvard Business Review research
Methodology documented
Segmentation
Industrymarketing
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Plain Text
companies with happy employees: 37% sales increase rate. Source: Harvard Business Review (2025). Via Lighthouse Intelligence -- https://lighthousedata.io/data/workplace-sales-scent-37pct
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<blockquote cite="https://lighthousedata.io/data/workplace-sales-scent-37pct" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>37%</strong> -- sales increase rate for companies with happy employees<br><small>Source: Harvard Business Review (2025) · <a href="https://lighthousedata.io/data/workplace-sales-scent-37pct" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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