Take rate, aka rake, is the percentage of GMV collected by the marketplace and typically falls between 10% and 30%. High take rates are associated with exclusivity. [1]
e.g. The App Store can charge 30% because it’s the single point of access to over one billion iOS devices [2]
[1] Key Metrics: | Y Combinator. Retrieved May 21, 2021, from https://www.ycombinator.com/library/1y-key-metrics
[2] Retrieved May 21, 2021, from https://www.reforge.com/brief/the-8-most-important-metrics-for-marketplace-growth
[3] Marketplace KPI Dashboard, https://versionone.vc/marketplace-kpi/