Top Economist Says the Fed Should Hike Rates 50 Basis Points Next Week. The Bond Market Is Already Near His Danger Zone.
A top economist is pushing the Fed to act more aggressively than markets expect next week, and the bond market is already behaving as if it does not plan to wait for the decision.
Komal Sri-Kumar, president of Sri-Kumar Global Strategies, told CNBC on Friday, September 11, that the Federal Reserve ought to raise its policy rate by 50 basis points at its meeting next week, while acknowledging that even a 25 basis point move may not happen.
The Federal Funds target range upper bound is 3.75%, which has remained unchanged for months. The ten-year Treasury yield closed at 4.95% on September 10, 2026, its highest level in the trailing year and up from a trailing-year low of 3.97% on February 27, 2026.
The Case for a 50 Basis Point Rate Increase
Sri-Kumar framed the interest rate decision against structural forces the market is facing, rather than just recent CPI numbers: “Oil prices are rising and the tariffs are being increased across the world. Those are to me, the fundamentals are much more important than the 8:30 a.m CPI,” he said. Sri-Kumar’s reminded listeners that core PCE has run above 3% and that inflation has failed to meet the Fed’s 2% target for five and a half years.
The 10-Year Treasury Is Already Knocking on 5%
Against Sri-Kumar’s call for a 50 bp rate increase, here’s where rates currently sit:
- 10-year: 4.95%
- 20-year: 5.39%
- 30-year: 5.37%
A policy hike matters to homeowners and equity holders because of what it does to longer-dated yields, which price 30-year mortgages, corporate bonds, and the discount rate applied to future earnings.
Sri-Kumar argued that a 25-basis-point move, or a hold, would let the long end keep drifting higher on its own as inflation pressure persists. His trigger for meaningful headwinds: a 30-year Treasury at 5.75% alongside a 75-basis-point spread between the 10- and 30-year.
What to Watch Next
Sri-Kumar may not get the 50-basis-point hike he wants, but the bond market is already moving in the direction he fears. The 10-year Treasury is knocking on 5%, while the 30-year has climbed to 5.37%.
If those yields continue rising regardless of what the Fed does next week, the bigger story may quickly shift from the Fed’s decision to what higher borrowing costs mean for mortgages, corporate financing, and stock valuations.
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