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The United Kingdom appears to be trapped in a growing list of failures. Public services are deteriorating. Local government is close to financial collapse. The NHS is permanently in crisis. Housing is unaffordable. Infrastructure decays faster than it is repaired. Productivity stagnates. Politics has become brittle and short-term. Worst of all, household incomes lag while costs rise and debt burdens strain families. None of this is accidental, and none of it is primarily the result of poor management alone.

A more plausible explanation is that the UK economy is no longer growing in any meaningful sense, yet almost every part of the system continues to behave as if growth will soon return.

For most of the post-war period, the economy expanded. Rising energy use, favourable demographics and expanding global trade made it reasonable to assume that tomorrow would be larger than today. On that assumption, debt made sense. Borrowing could be justified because future income would be higher. Institutions were designed around that expectation.

That assumption no longer holds.

The economy is constrained by energy limits, ecological damage, global instability and an ageing population. Discretionary spending is shrinking. Real productivity gains are elusive. International trade is more fragile. The result is not collapse, but contraction: slow, uneven, politically awkward contraction.

The trouble is that the system has not adapted.

Recent reporting highlights this mismatch. A Daily Telegraph analysis warns that welfare spending pressures could push public debt dramatically higher if left unchecked, with some think-tank scenarios suggesting debt could soar to several times the size of the British economy without corrective policy. The Telegraph The framing is telling: the worry is not just the level of debt today, but the assumption that growth will continue to make servicing and reducing that debt feasible.

One clear measure of this mismatch is the public debt burden. UK public sector net debt stands near the highest levels in decades — elevated by weak growth rather than dramatic overspending on major emergencies such as world wars, when debt spiked above 200 per cent of GDP but was subsequently reduced through strong post-war growth. Today’s economy lacks the expansion to replicate that trajectory, leaving debt ratios high because the denominator (GDP) is subdued.

But policymakers still operate as if growth will solve tomorrow’s problems.

Government still borrows on the assumption that future growth will pay for today’s spending. Tax policy assumes rising incomes. Public spending commitments assume expanding revenue. When growth fails to appear, the response is not redesign but strain. Services are cut. Maintenance is deferred. Staff are overworked. Local authorities are pushed to the edge because their funding models depend on rising economic activity that no longer exists.

Local government illustrates the problem clearly. Councils are expected to deliver more with less while maintaining standards set during a growth era. They are encouraged to behave entrepreneurially, investing in property or commercial schemes to replace lost funding. These strategies only make sense if asset values and rental income keep rising. In a shrinking economy, they fail, leaving councils exposed, indebted and close to insolvency.

The NHS is caught in the same trap. It is designed for a world where funding grows faster than demand. Instead, it faces rising demand from an older and less healthy population, higher costs, and a tax base under pressure. The response has been to squeeze staff productivity, delay treatment, and centralise control. These measures do not resolve the underlying mismatch between a growth-based funding model and a non-growing economy.

Large businesses behave similarly. Many are structured around debt, shareholder returns, and expansion. When markets stagnate, they cut investment, reduce employment quality, and extract value rather than create it. This weakens local economies further, reducing demand and increasing dependence on public support.

Households feel the effects directly. Wages stagnate while costs rise. Debt becomes harder to service. Younger people are locked out of housing because the system assumes ever-rising asset values. Older people rely more heavily on public services that are already overstretched. Social trust erodes as competition for limited resources intensifies.

Politics, too, is distorted by false expectations. Parties promise improvements that depend on growth they cannot deliver. When promises fail, public confidence collapses. Short-term fixes replace long-term thinking. Central control tightens because systems under stress default to command rather than adaptation.

What is missing from almost all mainstream debate is the possibility that the economy is not temporarily underperforming but structurally shrinking. If that is the case, then many current policies are not merely ineffective — they are actively damaging. They force institutions, households and communities to behave as if tomorrow will be richer when in fact it is likely to be poorer.

A shrinking economy requires a different logic. Debt must be reduced rather than expanded. Systems must be simplified rather than scaled up. Local resilience must replace central optimisation. Informal and community-based activity must complement formal systems that can no longer meet all needs.

The UK’s troubles may not be signs of failure in the usual sense. They may be symptoms of a system designed for expansion trying — and failing — to operate in an age of contraction. Until that reality is acknowledged, policy will continue to treat consequences while ignoring causes, and the strain will deepen.

Britain’s national debt could soar to more than three times the size of its economy if politicians do not control spiralling welfare spending, analysis has found.

Researchers now predict that public debt will be 330 per cent of GDP by 2075 – higher than official estimates from the Office for Budget Responsibility (OBR).

This is higher than after either world war, or at any point since records began in the 18th century. Debt was below 50 per cent of GDP as recently as the early 2000s.

The Adam Smith Institute (ASI), a think tank, said the large increase in debt could only be avoided if productivity improved and politicians made significant cuts to health and welfare spending, including the pensions triple lock.

Rachel Reeves, the Chancellor, has promised to bring down the cost of paying interest on the country’s debt, which currently stands at around 10 per cent of all public spending.

But the OBR says the overall size of the public debt will continue to inflate because of Britain’s ageing population, welfare state and healthcare system.