SKN | Bank of America Warns Fed Policy Uncertainty Could Become a Hidden Tax on the U.S. Economy

Key Takeaways:

• Bank of America argues that uncertainty around the Federal Reserve’s reaction function could increase the risk premium embedded across financial markets.
• The bank questions whether higher long-term Treasury yields are genuinely tightening financial conditions or instead reflecting greater uncertainty about Fed policy.
• BofA expects 75 basis points of rate hikes in 2026, potentially taking the federal funds rate to 4.25%–4.50% by year-end.
• For global wealth holders, the key issue is not simply the next Fed decision, but how policy uncertainty can transmit into borrowing costs, currencies and cross-border asset valuations.

Bank of America is challenging one of the more closely watched interpretations of the Federal Reserve’s July policy decision: that the bond market may effectively be doing part of the central bank’s tightening work. The bank instead argues that the recent rise in long-term Treasury yields may reflect greater policy uncertainty rather than confidence in the Fed’s inflation strategy.

The distinction matters because higher borrowing costs can tighten financial conditions even without an immediate increase in the federal funds rate. For investors managing substantial global assets, that creates a more complicated environment in which monetary policy, Treasury markets and currency valuations can interact.

Why BofA Is Focused on the Fed’s Reaction Function

Following the July 29 meeting, the Federal Reserve kept the federal funds rate at 3.50%–3.75%. Fed Chair Kevin Warsh highlighted the sharp increase in Treasury yields, while providing relatively limited forward guidance on what would trigger a change in policy.

BofA economists Aditya Bhave and Mark Cabana distinguish between reducing forward guidance and withholding the broader reaction function that allows markets to understand how policymakers respond to inflation and economic data.

In BofA’s assessment, investors need greater clarity on the inflation measures the Fed prioritizes, how policymakers distinguish persistent inflation from temporary noise and how much inflation can remain above the 2% target before policy changes. Without that framework, investors may demand a higher risk premium.

Higher Treasury Yields May Not Mean What Markets Think

The increase in long-term yields has generated a theory that the Fed could allow the bond market to tighten financial conditions without aggressively raising short-term rates. BofA does not endorse that interpretation.

The bank points to the simultaneous increase in inflation expectations and term premiums. A rise in yields driven primarily by confidence in the Fed’s inflation-fighting credibility would represent one form of tightening. A rise accompanied by greater uncertainty is materially different.

That distinction can reach far beyond government bonds. Higher Treasury yields influence mortgage rates, corporate financing costs and broader credit conditions, potentially slowing investment and consumption even when the central bank leaves its policy rate unchanged.

What BofA Expects From the Fed Next

BofA currently expects 75 basis points of additional tightening during 2026, through 25-basis-point increases in September, October and December. That would place the federal funds rate at 4.25%–4.50%, where the bank expects it to remain through 2027 and 2028.

Importantly, BofA is not forecasting an economic collapse. It expects growth to average nearly 2.5% during the second half of 2026, supported by resilient consumer activity and continued AI investment, while unemployment is projected at approximately 4.2% at year-end. The more persistent challenge is inflation, with core PCE expected to remain above 3% this year.

For HNWI portfolios, the implication is clear: policy clarity itself has become a financial variable. Treasury yields, currency exposure and financing structures may respond not only to what the Fed does, but to how convincingly it explains why it is doing it.

For a confidential discussion regarding cross-border liquidity, currency exposure and the implications of evolving U.S. monetary policy for international wealth structures, contact our senior advisory team.