For americans at least: "The world's need for dollars has allowed the United States government as well as Americans to borrow at lower costs, giving the United

For americans at least: "The world's need for dollars has allowed the United States government as well as Americans to borrow at lower costs, giving the United States an advantage in excess of $100 billion per year" [0]. [0]: https://en.wikipedia.org/wiki/Reserve_currency https://en.wikipedia.org/wiki/Reserve_currency