So we have a problem: 1. assume businesses cannot be ethical. 2. so, telling a business to be ethical is pointless 3. to encourage prosocial behavior amongst b

So we have a problem: 1. assume businesses cannot be ethical. 2. so, telling a business to be ethical is pointless 3. to encourage prosocial behavior amongst businesses, they must, therefore, be regulated 4. but, since businesses cannot be ethical, they can use their power to control regulation how to stop this hellscape? is it possible that assuming businesses cannot possibly act ethically was a lie spread by said companies? tldr; then what's the solution, assuming regulatory capture is a thing?