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Geometric series
Sums that shrink by the same factor: seed ÷ (1 − k) for referrals, LTV ≈ margin ÷ churn and lifetime 1 ÷ churn, the finite sum for annuities, capped LTV and a savings pot.
Lesson 23 of 36~30 min of learningIncludes ~15 min for questions and tasks
Read the theory (8 cards)