B Evidence Grade B Graded accuracy verified by the review judge Safe to Cite Dated

14%

14% -- purchase likelihood lift for quantity-focused CTAs (e.g. 'Buy 2') (2022)

Name: Purchase Likelihood Lift Statistics
Creator: Lighthouse Intelligence
Published: 2026-10-01

2022 · Marketing Science (On Amir, UC San Diego)

Using quantity-focused CTAs made consumers 14% more likely to buy on average.

Only works for products normally bought in multiples

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Attribution: Marketing Science (On Amir, UC San Diego) View source

Lighthouse Research Team

Last verified: 2026-10-01 · How we verify data →

Source verified Evidence graded

Value

14%

Unit

Percentage

Data Vintage

2022

Entity

quantity-focused CTAs (e.g. 'Buy 2')

Evidence Quality

Strong, reliable evidence

Sourced from a well-regarded research firm or industry leader with transparent methodology and a reasonably large sample.

61/100 confidence

Single source - not yet corroborated

Score breakdown

Extraction

Source Trust

Citation Chain

Independence

Methodology

Freshness

Source

Marketing Science (On Amir, UC San Diego) Primary Tier A

https://app.sciencesays.com/p/2nd-anniversary-special ↗

Confidence: 59/100 Vintage: 2022 Channel: Common Crawl

Source Article

Ariyh turns 2

Original Research

Marketing Science (On Amir, UC San Diego) · Original study ↗

Methodology

Peer-reviewed experiment, Marketing Science (May 2022)

Methodology documented

Segmentation

Industrymarketing

Cite this stat

Plain Text

quantity-focused CTAs (e.g. 'Buy 2'): 14% purchase likelihood lift. Source: Marketing Science (On Amir, UC San Diego) (2022). Via Lighthouse Intelligence -- https://lighthousedata.io/data/quantity-cta-purchase-likelihood

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<blockquote cite="https://lighthousedata.io/data/quantity-cta-purchase-likelihood" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>14%</strong> -- purchase likelihood lift for quantity-focused CTAs (e.g. 'Buy 2')<br><small>Source: Marketing Science (On Amir, UC San Diego) (2022) · <a href="https://lighthousedata.io/data/quantity-cta-purchase-likelihood" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>

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