By your logic you shouldn't invest in a university education because you're not earning a profit while at University. This is what's important to understanding

By your logic you shouldn't invest in a university education because you're not earning a profit while at University. This is what's important to understanding startup economics: IF: CAC < NPV(LTV) THEN: reinvest your earnings and generate zero to negative profit. Where: CAC: Customer Acquisition Cost LTV: Lifetime Value of the Customer NPV: Net Present Value