Advertising Coefficient Multiplier
Statistically proven estimated lift: ~$12.7M in net-sales volume per every baseline +$1M in localized advertising expenditure.
TJIX Net Sales Drivers
The Problem
Needed to explain why TJX e-commerce penetration lagged peers and what levers could most credibly increase total net sales without relying on intuition alone.
The Methodology
Used regression, correlation analysis, and competitor benchmark comparisons to quantify exactly how advertising and e-commerce penetration rate influenced net-sales volume statistically.
The Impact & Outcome
Produced an interpretable, mathematically backed business argument for deeper localized e-commerce investment and deliberate advertising support.
Key Metric: Estimated ~$12.7M in net-sales lift per +$1M of advertising spend.
Final Reporting Bundle & Native Evidence
Below is the finalized documentation detailing the coefficient weights, diagnostic modeling checks, and the strategic rollout recommendation that connects statistical validity to commercial strategy.