> All I wanted to show that ROSI can make a compelling argument for buying insurance.
But it can't! In the real world, insurance will always be a bad idea in expected value terms (unless being sold by an insurance company with bad pricing that's about to go bankrupt). Your model doesn't work and the only way you can pretend it works is by making up unrealistic fake numbers.
But it can't! In the real world, insurance will always be a bad idea in expected value terms (unless being sold by an insurance company with bad pricing that's about to go bankrupt). Your model doesn't work and the only way you can pretend it works is by making up unrealistic fake numbers.