Or one can use a definition of a private good and see if ideas/implementations fit it. Result: copyable products can be artificially made excludable by DRM and copyright enforcement, but they are non-subtractable. If anything, this indicates that the notion of a private/public good needs a revision.
Or one can use a definition of a private good and see if ideas/implementations fit it. Result: copyable products can be artificially made excludable by DRM and copyright enforcement, but they are non-subtractable. If anything, this indicates that the notion of a private/public good needs a revision.