Explanation: In the United States, the voter's vote is not credited directly to his or her candidate. Electoral votes from each state (even if given to specific candidates) serve to elect delegates to the Electoral College. These are the ones who will represent the voters of your federation unit in the final choice of the future president.
In my opinion true, because for example one land may be more rich in ore than another. This will cause land one to mine this ore and sell it to other lands who dont have it and vice versa.