Sep 15, 2026, 11:31 AM ETInterview, Conference Presentation

Why Global Bond Yields Are Surging

Global government bond yields across major benchmarks (US, Germany, UK, Japan) have surged to multi-decade highs, indicating a synchronized sell-off rather than an isolated regional event.
The yield curve shift is broad-based, affecting the entire spectrum from short-term policy rate expectations to long-term 30-year maturities, suggesting a convergence of multiple fundamental drivers rather than a single market-led dislocation.
Recent market volatility remains relatively low compared to historical spikes, with implied and realized volatility staying within multi-year ranges, which supports the argument that the move is fundamental rather than technical.

Fiscal Expansion: Governments globally are running historic deficits post-pandemic, creating sustained pressure on government borrowing supplies and debt levels.
Private Sector Competition: The AI capital expenditure (CapEx) boom is driving significant private sector borrowing in debt markets, creating direct competition for global savings and government issuance.
Energy Price Shocks: A recent surge in oil and European gas prices, linked to ongoing geopolitical tensions including the war in Iran, is acting as a primary catalyst for near-term inflation fears and rate hike expectations.
Defence Spending: Rising regional tensions are forcing increased defence budgets in Europe and Asia, adding non-discretionary fiscal pressure that governments must finance.

US Treasury Buybacks: The US Treasury is increasing buybacks of long-duration, less liquid bonds (10, 20, 30-year) to replace them with shorter-term, more liquid instruments, aiming to improve market liquidity rather than directly cap yields.
Shift in Issuance Maturity: Across major economies (e.g., UK DMO, US Treasury), there is a strategic pivot away from issuing long-dated bonds toward shorter maturities to align with reduced demand from pension funds and central banks at current high yield levels.
Market Impact of Buybacks: While these liquidity operations may slightly alter curve positioning (e.g., narrowing the 30-year swap spread), they do not fundamentally alter the macro price of bonds, which remains dictated by fiscal deficits, inflation risks, and growth outlooks.

Near-Term Risks (6–12 Months): Yield levels remain highly sensitive to energy prices; while strategists expect supply improvements to lower commodity prices, geopolitical uncertainty keeps this a key variable for central bank policy.
Medium-Term Catalysts: A potential decline in AI CapEx once the investment phase yields productivity gains could reduce borrowing demand, serving as a primary driver for long-term yield normalization.
Inflation Dynamics: The market is pricing in a "higher normal" for inflation risk distribution compared to the post-2008 decade, with a symmetric risk profile around central bank targets rather than deflationary pressure.
Regional Divergence: German bund yields may face structural caps due to credit spread risks for peripheral Eurozone economies, whereas Japanese yields may sustainably reach higher levels if inflation expectations anchor near the 2% target.

Duration Re-evaluation: Investors are advised to consider reducing duration exposure in the short term due to risks of central bank rate hikes driven by energy inflation.
Curve Flattening: Potential rate hikes by central banks (Fed, ECB, BoE) could flatten the yield curve, lowering short-term yields relative to long-term inflation expectations.
Hedging Opportunities: A two-to-four-year horizon may offer asymmetric upside for bonds if AI productivity growth accelerates disinflation or if CapEx expectations are revised downward, providing a hedge against equity and credit exposures tied to the AI investment theme.
Fiscal Tightening Watch: Any government moves toward fiscal consolidation or a shift in spending priorities would be the most significant fundamental signal capable of lowering yields from current levels.