美信用危机警示全球治理变革紧迫性

Group 1 - Moody's downgraded the U.S. sovereign credit rating from Aaa to Aa1, changing the outlook from "negative" to "stable" [1] - The U.S. federal government debt has exceeded $36 trillion, with $6.5 trillion in bonds maturing in June alone [1] - The fiscal deficit for the first half of FY2025 has surpassed $1.3 trillion, marking the second-highest half-year deficit in history [1] Group 2 - The downgrade has led to a spike in bond yields, with 30-year Treasury yields exceeding 5% and 10-year yields rising above 4.5% [1] - The increase in U.S. borrowing costs is expected to raise global lending rates and exacerbate debt risks in emerging markets [2] - The downgrade reflects long-standing imbalances in U.S. economic governance, with political parties engaging in short-term fiscal policies [3] Group 3 - The U.S. government's reliance on tax cuts and increased spending has led to a projected $4 trillion increase in federal deficits over the next decade if the 2017 Tax Cuts and Jobs Act is extended [3] - The U.S. GDP contracted by 0.3% on a year-over-year basis in Q1, marking the worst quarterly performance since 2022 [3] - The downgrade serves as a reflection of the urgent need for reform in the global governance system, emphasizing the necessity for a multi-polar currency coordination mechanism [4]