🧠 Tier 4 - Advanced / NicheID: shapleyValueAttribution
Shapley Value Attribution
Game-theory-based fair marginal credit distribution model
In Simple Words (Zero Jargon):
Game-theory-based fair marginal credit distribution model
Why It Is Critical
Borrowed from cooperative game theory, Shapley Value evaluates all possible orderings of touchpoints to determine each channel’s true marginal contribution to conversion probability. Google’s Data-Driven Attribution algorithm is rooted in Shapley Value principles.
What You Get: The most theoretically rigorous single-user attribution methodology - understanding it explains why DDA is more accurate than rule-based models.