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A growing wave of AI-linked borrowing by US technology companies is putting fresh pressure on Europe’s bond markets, with implications for businesses, governments and emerging-market borrowers competing for capital.
Big Tech turns to Europe
Alphabet began another euro-denominated bond sale on Monday, its second this year after a €9 billion issue in May. Investors expect Meta, Amazon and Microsoft to make greater use of euro, sterling and Swiss-franc debt markets as they finance vast spending on data centres and other artificial-intelligence infrastructure.
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Reuters reported that US technology-related debt issuance has exceeded $250 billion this year, up 81% from the same point last year. European issuance totalled $39.3 billion, a smaller figure but still about 5% higher year on year.
The attraction is clear: Europe offers deep pools of institutional capital and, in some cases, lower borrowing costs. Overseas issuance can also help companies manage currency exposure linked to their global operations.
More supply, higher costs
The concern is not that highly rated technology groups cannot find buyers. It is that a rapid increase in bond supply may force issuers to offer investors better returns, widening credit spreads and raising the cost of borrowing more broadly.
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BNP Paribas expects net euro investment-grade corporate bond supply to reach €192 billion in 2027, compared with €105 billion this year. Its estimate suggests US companies issuing outside their domestic market could account for €80 billion to €90 billion, with major technology groups responsible for much of that total.
That matters because companies in sectors such as utilities, telecoms and carmaking could find themselves competing directly for investor funds. Governments issuing large volumes of debt face the same backdrop, particularly where fiscal pressures are already a concern.
A warning on concentration
The European Central Bank has previously warned that expanding Big Tech borrowing could crowd out other issuers and feed through into higher financing costs, including in sovereign and supranational debt markets. It also cautioned that market pricing may be vulnerable if expectations for revenue growth or future leverage prove too optimistic.
The OECD has similarly said the scale of AI investment is likely to require significant external financing across the wider supply chain, from data-centre construction to energy and hardware. That could test how much additional corporate debt markets can absorb while governments are also borrowing heavily.
Why it matters for Black economies
Higher borrowing costs in Europe and the United States do not stay confined to wealthy markets. African and Caribbean governments, banks and companies often raise funding in dollars, euros or sterling, or pay prices linked to those benchmark markets.
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If major technology issuers absorb more investor demand, riskier or smaller borrowers may have to pay more to refinance debt or fund infrastructure. The AI build-out could still create opportunities for African digital, energy and minerals industries, but the financing race also risks making capital scarcer and more expensive for countries seeking investment on fair terms.