Stage 03 · The Business Economics Model™

Business Economics Calculator

All figures are monthly. Enter your own numbers — nothing below is a sample result. Forecasts are not guaranteed outcomes.

Not yet saved

Your entries autosave in this browser only. They are not synced to the cloud or backed up — use Export to keep a copy.

Selling price ($)Variable cost per sale ($)Fixed operating costs ($/mo)Advertising spend ($/mo)Other acquisition costs ($/mo)New paying customers (this month)Qualified leads (this month)Expected conversion rate (%)Monthly revenue target ($)Days until customer payment arrives

Revenue

—

New customers × Price

Gross profit

—

Revenue − Direct costs · — margin

Operating profit

—

Revenue − Direct − Acquisition − Operating

Contribution per sale

—

Price − Variable costs · —

CAC · ads only

—

Ad spend ÷ New customers

CAC · fully loaded

—

All acquisition costs ÷ New customers

Conversion rate

—

New customers ÷ Qualified leads × 100

Sales for revenue target

—

Target ÷ Price (rounded up)

Required leads

—

Target customers ÷ — conversion

CAC payback

—

CAC ÷ Monthly contribution per customer

Break-even analysis

Enter fixed costs and contribution per unit.

Break-even units = Fixed operating costs ÷ Contribution per unit, rounded up to whole sales.

Revenue is money collected; profit is what remains after all costs. These results depend entirely on your inputs and assumptions.