 But if we understand the principle in this way, it is not clear that it helps us much with the boundary problem. First of all, there are different ways in which people can be said to possess power over their lives. One kind of power is the power to participate as an equal in a collective decision-making process. Another kind is to be able to advance one’s interests in a decentralized process like a market or a system of agreement making like international law. Recalling our pollution problem above, we could give the state of which they are members power to negotiate with the polluting state terms that are mutually agreeable. Only the power to participate as an equal in collective decision-making involves the boundaries of collective decision-making. 