BIS Fiscal Risk Paper: Why Investors Trust a Company More Than Its Own Government
A new BIS paper shows fiscal risk shocks push investors out of sovereign bonds and into a country's own safest corporate debt, not just out of bonds entirely.
The Bright Recap
A BIS Working Paper published on 28 June 2026 identifies "fiscal risk shocks" using a new method: when investors lose confidence in a government's finances, they do not flee its bonds for cash. They move into the safest corporate bonds issued inside that same country, of the same maturity, often by companies the government itself regulates or taxes.
Studying 12 advanced economies, the authors find these shocks raise inflation, weaken currencies, lift borrowing costs, and eventually shrink real output, with the damage far worse when central banks stay accommodative or when a country's fiscal position was already fragile.
To know more about this topic, read our related articles:
- Watch: the BIS's last major review
- The $1.4 trillion settlement gap
- Why banks avoid the tools meant to save them
- Why millions choose stablecoins over their own currency
- Financial technology explained
Bright Answers
What is a fiscal risk shock?
It is an unexpected event, a spending announcement, a tax change, or news about future deficits, that makes investors reassess how safe a government's debt is, captured by measuring how sovereign and safe corporate bond yields move in opposite directions on the same day.
Why do investors buy corporate bonds instead of government bonds when fiscal risk rises?
Because the safest companies are less exposed to the specific problem driving the sovereign's risk higher. Their costs are not automatically indexed to inflation the way government transfer programmes are, and they can shift production and pricing across borders in ways a government cannot.
BIS fiscal risk research published on 28 June 2026 documents something narrower and stranger than a generic flight from government debt. When investors start doubting a country's finances, the money does not leave bonds altogether. It moves into the safest corporate bonds issued inside that same country, often the debt of companies the government itself taxes and regulates.
The BIS Working Paper, by Denis Gorea, Ding Xuan Ng and Fabrizio Zampolli, builds an entire identification method around that single behavioural fact, the same kind of bond-market signal explored in the BIS's last major review, and what it implies is more unsettling than the headline finding about inflation and growth.
A government and its safest companies, the paper argues, are not interchangeable promises to pay. They are different bets on different things.
What the model actually watches for
The authors needed a way to isolate moments when investors specifically reassess a government's fiscal position, separate from ordinary swings in interest rates or general risk appetite. Their solution tracks two bond yields side by side every day: the sovereign yield and the yield on a country's own safest corporate debt, both at five-year maturity. A genuine fiscal risk shock, in their framework, only registers when sovereign yields rise while the safest corporate yields in that same country fall on the same day.
That negative co-movement is the signature of money leaving one type of borrower and arriving at another, not money leaving the country or the asset class entirely. It echoes a different kind of settlement gap the BIS flagged earlier this month, where trillions in daily transactions still settle with no protection because the infrastructure has not caught up with where the risk actually sits. Tested against documented history, the fiscal risk model lines up with the 2025 tariff announcements and Big Beautiful Bill in the United States, Spain's 2012 bailout request, and the UK's 2016 Brexit vote and 2022 Truss mini-budget, all recovered directly from bond pricing rather than assigned to those dates in advance.
Why a company can outrank its own government
When inflation rises, government spending often rises automatically with it, since pensions, transfers and other indexed programmes scale up with prices while tax revenue lags behind. A government facing inflation often gets less fiscally sound, not more, even as the same inflation erodes the real value of what it owes.
The safest companies face a different equation. They carry fewer indexed obligations, retain pricing power, and in many cases can shift costs and even production across borders to escape a single country's economic problems. The same inflationary shock that weakens a sovereign's position can leave its safest private borrowers comparatively untouched, which is precisely the asymmetry the paper's sign-restriction method is built to detect. A related instinct shows up among the banks themselves: discount window stigma keeps them from drawing on central bank lending facilities even when they need to, for fear that being seen to need help reads as proof that something is already wrong.
The same trust deficit, two different price tags
This is not a phenomenon confined to bond trading desks. Across Brazil, Argentina and other emerging economies, millions of people make a related calculation every time they convert local currency into dollar-pegged stablecoins, a fintech tool that has done for retail savers what five-year corporate bonds do for institutional ones. A currency that depreciates faster than wages can recover is a sovereign promise failing in slow motion, and the response, switching into a different unit of value that has not failed, is the retail version of an institutional investor rotating from a sovereign bond into a safe corporate one.
The instruments differ entirely. A five-year corporate bond in Frankfurt and a stablecoin wallet in São Paulo share almost nothing operationally. What they share is the underlying signal: trust in a government's promises has a price, that price can fall independently of the broader economy around it, and when it does, money finds the nearest available alternative that has not yet been discredited.
What happens after the money moves
Once that rotation begins, the paper traces a clear sequence. Prices and inflation expectations climb within the first months, while real activity moves the opposite way over time: a short-lived rise gives way to a contraction that becomes statistically significant after roughly a year and a half, alongside falling currencies, weaker equity markets, and higher borrowing costs across every maturity.
Two conditions decide how bad that sequence gets. A central bank willing to let real interest rates sit below zero in the aftermath does not cushion the shock, it feeds it, stretching out both the price pressure and the eventual hit to output. Separately, a country that walks into the shock with sovereign risk already elevated, measured through credit default swap spreads, absorbs a sharper and longer inflationary response than a fiscally sound country facing an identically sized shock. The paper frames this contrast directly: a country resembling Mexico in its risk profile versus one resembling Switzerland, the shock itself held constant in both cases.
The signal markets were already sending
None of this requires a government to default for the warning to register. The method recovers these shocks from ordinary daily bond pricing, well before any headline uses the word crisis, because investors are constantly, quietly repricing how much they trust a government's specific financial promises relative to the safest alternative sitting right next to it.
A government does not need to lose its citizens' confidence and its bondholders' confidence in the same way, or at the same time. It can lose one while the other, briefly, still holds.
Editor's note
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