Paying interest to them requires sending more goods and services to the rest of the world than the US receives from the rest of the world. That requires a weaker dollar to make US goods more attractive to foreign buyers and to make foreign goods more expensive to American consumers.
目前，外国投资者持有了一大半债务。向他们支付利息需要向世界其他地区输送商品和服务，其数量超过了美国得自世界其他地区的数量。这要求美元贬值以使美国商品对外国买家更有吸引力，而使外国商品对美国消费者来说更贵。美元贬值会降低美国的生活水平。