The Zhitong Finance App learned that the size of the US federal government's debt exceeded 40 trillion US dollars for the first time, increasing by about one-third in less than five years. Meanwhile, long-term US bond yields have remained high for many years, and interest expenses have increased rapidly, making the market more concerned about US fiscal sustainability and the risk of mutual increases in debt and financing costs.

The Zhitong Finance App learned that the size of the US federal government's debt exceeded 40 trillion US dollars for the first time, increasing by about one-third in less than five years. Meanwhile, long-term US bond yields have remained high for many years, and interest expenses have increased rapidly, making the market more concerned about US fiscal sustainability and the risk of mutual increases in debt and financing costs.