CPA Decomposition Workbench

Use the workbench when a segment looks expensive but the CPA table does not explain why.

Formula

CPA = CPC / click-to-purchase CVR

Interactive diagnostic using fictional Alpine Supply Co. Meta data. Use the static fallback when the embedded workbench is not available. Static fallback

Rule

Use the result as a direction, not a verdict.

A cheap-click segment may need a conversion fix.
An expensive-click segment may be fine if value supports it.
A low-confidence segment may need more sample before any decision.