This is absolutely true, but when you talk about government-granted monopolies you can discuss things in their specifics. Confounding the possession of physical

This is absolutely true, but when you talk about government-granted monopolies you can discuss things in their specifics. Confounding the possession of physical objects with any sort of government-issued imposition of rules on other people's behavior usually clouds this issue rather than illuminating it. Ownership of objects usually consists of restrictions on other people taking those objects from you or damaging those objects. When you remove the objects from this idea, it just becomes a restriction on other people.