India, Aug. 20 -- US Treasury Secretary Scott Bessent has taken a new step to bring down long-term US government bond yields. The Treasury said it will at least double the amount of long-term Treasury bonds it buys back. The buybacks will cover 10-year, 20-year and 30-year Treasury bonds.

The new operation will start on September 9 and continue through November 4, according to the Treasury. The move immediately pushed US government bond yields lower. But the bigger question is whether the Treasury can keep yields down for a long time. Wall Street experts say the answer may be no, because the main reasons behind high yields have not gone away, according to Yahoo Finance.

The decision comes after the 30-year US Treasury yield reached its ...