https://markma.ru/en/ New MARKMA calculators and material for marketing maths: how much you can pay per customer, lead and click. en Fri, 25 Sep 2026 00:00:00 GMT https://markma.ru/en/guides/acquisition-economics/ https://markma.ru/en/guides/acquisition-economics/ Fri, 25 Sep 2026 00:00:00 GMT A worked example turning a revenue target into sales, leads, an affordable CAC and budget, then checking first-purchase and lifetime payback. https://markma.ru/en/metrics/aov/ https://markma.ru/en/metrics/aov/ Fri, 25 Sep 2026 00:00:00 GMT How to calculate average order value, what it includes and why it is different from revenue per customer. https://markma.ru/en/metrics/cac/ https://markma.ru/en/metrics/cac/ Fri, 25 Sep 2026 00:00:00 GMT CAC formula, a worked example, interpretation and common mistakes. How CAC differs from CPA and why it is compared with contribution profit. https://markma.ru/en/metrics/contribution-margin/ https://markma.ru/en/metrics/contribution-margin/ Fri, 25 Sep 2026 00:00:00 GMT How to calculate contribution before advertising and how it differs from gross and net profit. https://markma.ru/en/metrics/cpc/ https://markma.ru/en/metrics/cpc/ Fri, 25 Sep 2026 00:00:00 GMT How CPC is calculated, how it connects to CPL and CAC, and which mistakes distort the calculation. https://markma.ru/en/metrics/cpl/ https://markma.ru/en/metrics/cpl/ Fri, 25 Sep 2026 00:00:00 GMT How to calculate cost per lead, how it differs from CAC and how CPL connects to acquisition economics. https://markma.ru/en/metrics/cr/ https://markma.ru/en/metrics/cr/ Fri, 25 Sep 2026 00:00:00 GMT How to calculate conversion between funnel stages, connect CR to CAC and avoid making the metric meaningless. https://markma.ru/en/tasks/does-advertising-pay-back/ https://markma.ru/en/tasks/does-advertising-pay-back/ Fri, 25 Sep 2026 00:00:00 GMT Check advertising payback using contribution profit before advertising and ad spend: ROMI, not ROAS. https://markma.ru/en/tasks/leads-for-sales-target/ https://markma.ru/en/tasks/leads-for-sales-target/ Fri, 25 Sep 2026 00:00:00 GMT Convert a sales target into the required number of leads and clicks using funnel conversion rates. https://markma.ru/en/tasks/maximum-affordable-cpc/ https://markma.ru/en/tasks/maximum-affordable-cpc/ Fri, 25 Sep 2026 00:00:00 GMT How to derive an affordable CPC from contribution, funnel conversions and the selected acquisition horizon. https://markma.ru/en/tasks/maximum-affordable-cpl/ https://markma.ru/en/tasks/maximum-affordable-cpl/ Fri, 25 Sep 2026 00:00:00 GMT How to derive an affordable CPL from maximum CAC through lead-to-sale conversion, then compare it with your observed cost. https://markma.ru/en/tasks/maximum-affordable-cac/ https://markma.ru/en/tasks/maximum-affordable-cac/ Fri, 25 Sep 2026 00:00:00 GMT How to find a maximum and target CAC from average order value, variable costs, taxes and the share of contribution allocated to acquisition. https://markma.ru/en/tasks/compare-ad-channels/ https://markma.ru/en/tasks/compare-ad-channels/ Fri, 25 Sep 2026 00:00:00 GMT Compare channels using the same sales economics and identify which conversion rates and costs change. https://markma.ru/en/tasks/is-discount-profitable/ https://markma.ru/en/tasks/is-discount-profitable/ Fri, 25 Sep 2026 00:00:00 GMT Find the sales-volume increase needed for a discount not to reduce contribution profit. https://markma.ru/en/metrics/ltv/ https://markma.ru/en/metrics/ltv/ Fri, 25 Sep 2026 00:00:00 GMT How to calculate contribution-based customer value, how it differs from revenue and why the horizon must be stated. https://markma.ru/en/metrics/ltv-cac/ https://markma.ru/en/metrics/ltv-cac/ Fri, 25 Sep 2026 00:00:00 GMT The LTV:CAC formula, a worked example and why the ratio has no universal “good” threshold. https://markma.ru/en/metrics/marzha/ https://markma.ru/en/metrics/marzha/ Fri, 25 Sep 2026 00:00:00 GMT The margin formula, a worked example and how margin differs from markup. Why margin stays below 100% when unit cost is positive. https://markma.ru/en/metrics/nacenka/ https://markma.ru/en/metrics/nacenka/ Fri, 25 Sep 2026 00:00:00 GMT The markup formula, a worked example and how markup differs from margin. Why markup can exceed 100% while margin cannot. https://markma.ru/en/metrics/roas/ https://markma.ru/en/metrics/roas/ Fri, 25 Sep 2026 00:00:00 GMT The ROAS formula, a worked example and how it differs from ROMI. Why ROAS does not show profit without contribution margin. https://markma.ru/en/metrics/romi/ https://markma.ru/en/metrics/romi/ Fri, 25 Sep 2026 00:00:00 GMT The ROMI formula and example, how it differs from ROAS and why return is measured using contribution profit rather than revenue.