By Dorian
The cover traces the monthly average yield on the 10-year US Treasury from April 1953 to July 2026, extended to the reported level of 5.21 percent on September 24, 2026, the highest since 2007.
The line climbs from under 3 percent in the 1950s to a record monthly high of 15.32 percent in September 1981, when Paul Volcker had taken the federal f…



