30年期美债收益率升至9月以来最高，几名美联储官员提及通胀担忧

Group 1 - Long-term U.S. Treasury bonds have declined, with the 30-year yield rising to its highest level since early September [1] - The 30-year yield increased by 6 basis points to 4.86%, marking the highest level since September 5 [1] - The 30-year yield has cumulatively risen by approximately 5 basis points this week [1] Group 2 - The 2-year Treasury yield remained relatively stable, showing a slight decrease compared to the previous week [1]