（经济观察）美元“独大”地位走弱，国际货币体系走向多元

Group 1 - The recent surge in US Treasury yields has raised concerns about investor sell-off risks, following Moody's downgrade of the US sovereign credit rating from AAA to AA1 due to increasing government debt and interest payment ratios [1] - All three major international credit rating agencies have now downgraded the US sovereign credit rating, with Fitch and Standard & Poor's having made similar adjustments previously [1] - The global monetary system, while still centered around the US dollar, is facing challenges as the internationalization of currencies like the renminbi and euro progresses, indicating a shift towards a more diversified monetary system [1] Group 2 - The dominance of the US dollar has led to issues such as "weaponization" of currency and the Triffin dilemma, prompting a rebalancing of the international monetary system [2] - There is an increasing exploration of digital currencies for cross-border trade and investment services, which may enhance the role of Special Drawing Rights (SDR) by the International Monetary Fund [2] - Despite a decline in trust towards dollar assets, the dollar's position as a primary currency remains difficult to challenge, although a diversified and multipolar global monetary system is anticipated [2]