States are making monopolies with their militaries. I don't need a state to buy the vaccine, actually I signed up for a private vaccination, and I would pay significantly more than the states, but states are given priority because of their power.
That's irrelevant, because whoever you are, you have much less money than the US and the EU and the UK and [...].
Not to mention, there is no way to take this vaccine without specialized medical care, so even if people could buy it, they would still need medical care as well, which most people in most of the world get from the state anyway.