Sure, just like the public's promise to keep off a chunk of land is a private good.
That's how our current system works, but it probably works that way primarily because the groups in charge wanted to raise money, not because it's a fundamental philosophical truth that it should work that way.
That's how our current system works, but it probably works that way primarily because the groups in charge wanted to raise money, not because it's a fundamental philosophical truth that it should work that way.