美国面临日益严峻的债务压力。国债年度利息成本已从十年前增至1万亿美元，超过国防预算[1]。国际货币基金组织预测美国年度融资需求将从2024年的45% GDP上升至2030年初的60% GDP[1]。为支撑债务，美国需每三个月滚动6万亿美元债务，每年发行2万亿美元新债[1]。联邦债务以每年3.5% GDP的速度增长[1]。
特朗普政府的支出计划加剧这一局面。计划将五角大楼预算提高60%，并投入275亿美元用于"金色舰队"[1]。与此同时，美联储新主席凯文·沃什面临压力。最近政策会议后出现三位投票反对者[1]，市场担忧其可能优先考虑降息要求而非控制通胀。美联储成员克里斯托弗·沃勒表示："盯着通胀直到它在我们的凝视下消融不是一个选项"[1]。债券市场结构也在变化，对冲基金在美国国债购买中的份额过去四年翻倍至9%[1]。
The Trump administration's spending plans are intensifying concerns about America's fiscal sustainability, as the nation grapples with mounting debt servicing costs and structural financing challenges. Annual interest payments on U.S. government debt have surged to $1 trillion, doubling over the past decade and now exceeding the defense budget [1]. The International Monetary Fund projects that America's annual financing needs will climb from 45% of GDP in 2024 to 60% of GDP by early 2030 [1]. This escalating burden comes as the federal government must roll over $6 trillion in debt every three months and issue $2 trillion in new debt annually [1], while federal debt itself expands at a rate of 3.5% of GDP per year [1].
The Trump administration's proposed budget increases compound these pressures. Plans include a 60% boost to the Pentagon budget and $27.5 billion investment in a "Golden Fleet" [1], measures that risk further straining federal finances. Simultaneously, Federal Reserve Chair Kevin Walsh faces market pressure and internal dissent—three voting members opposed his recent policy decisions [1]—amid concerns that he may prioritize rate cuts favored by Trump over inflation control [1]. Federal Reserve member Christopher Waller has stated: "staring at inflation until it melts under our gaze is not an option" [1]. Adding to market vulnerability, hedge funds have doubled their share of U.S. Treasury purchases over the past four years to 9% [1], raising questions about the stability of debt financing in an increasingly concentrated market.