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Learn/Startup metrics and unit economics
LearnStartup metrics and unit economics

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B Basic

  • Revenue, ARR, bookings, and cash9m
  • Gross margin by business modelPro10m
  • CAC: paid, blended, and fully loadedPro8m

A Advanced

  • LTV and payback, done properlyPro11m
  • Retention: NRR, GRR, cohorts, and engagementPro10m
  • Burn, efficiency, and dressed up metricsPro11m
  • FlashcardsPro0/18
  • Basic quizPro80% passes
  • Advanced quizPro80% passes
  • Terms

LTV and payback, done properly

The textbook LTV formula assumes constant churn forever and money that never loses value. Real cohorts churn early, flatten later, and pay back slower than the naive math says.

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