美国财政部拍卖四周期国债，得标利率4.3%，投标倍数2.82

Core Points - The U.S. Treasury auctioned four-week and eight-week Treasury bills with notable results in yield and bid-to-cover ratios [1] Group 1: Four-Week Treasury Bill Auction - The awarded yield for the four-week Treasury bill was 4.3%, an increase from 4.290% on July 31 [1] - The bid-to-cover ratio for the four-week bill was 2.82, up from the previous ratio of 2.63, indicating stronger demand [1] Group 2: Eight-Week Treasury Bill Auction - The awarded yield for the eight-week Treasury bill was 4.235%, a decrease from the previous yield of 4.290% [1] - The bid-to-cover ratio for the eight-week bill was 3.16, an increase from the prior ratio of 2.52, suggesting improved investor interest [1]