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UK Government Debt Reaches Wartime Levels With No Payoff Plan

Triggernometry · Why Everything Is So Expensive - Financial Expert Patrick Boyle Explains · June 10, 2026
UK Government Debt Reaches Wartime Levels With No Payoff Plan
Triggernometry
Triggernometry
Why Everything Is So Expensive - Financial Expert Patrick Boyle Explains
"You look around the world, pretty much every developed country has debt as a percentage of GDP is the highest it's ever been. And prior peaks occurred during wartime, basically... And the trick is to sort of kick the can down the road and hopefully blame the next guy."
Boyle revealed that UK government debt as a percentage of GDP has surpassed all peacetime records, with previous peaks only occurring during major wars. He noted that in the 1740s, 20% debt-to-GDP was considered dangerously high, while today the UK sits above 100%. With higher interest rates, debt service payments now consume massive portions of government budgets, with politicians systematically deferring the problem to future administrations.

About this episode

In this Trigonometry episode, hosts Konstantin Kisin and Francis Foster interview Patrick Boyle, an Irish finance professor at King's College London and Queen Mary who previously ran a quantitative derivatives hedge fund for 20 years. Boyle breaks down why Britain's economy is struggling more severely than other developed nations and why standard economic remedies won't work. The most urgent revelation concerns the Iran war's closure of the Strait of Hormuz: Boyle warns that even if it reopens tomorrow, damaged oil infrastructure and wells could take a decade to restore to normal production levels, with fertilizer shortages already in the pipeline threatening food supplies in poor countries. On Britain specifically, Boyle attributes economic underperformance to a perfect storm of crises—the 2008 financial crisis, Ukraine war energy shocks, and now Iran—each hitting Britain harder than other nations. He identifies energy costs as the UK's core problem, with the most expensive industrial electricity in the developed world making manufacturing uncompetitive. Boyle systematically dismantles popular left-wing economic proposals, explaining why wealth taxes, rent control, and massive debt increases would backfire. He reveals that UK government debt has reached levels previously seen only during wartime, now exceeding 100% of GDP versus 20% in the 1740s. The conversation addresses the wage compression crisis where highly educated British workers earn only marginally more than minimum wage workers, leading to widespread middle-class anger. Boyle uses Hinkley Point C nuclear plant—set to be the world's most expensive after 7,000 regulatory modifications—as an example of how overregulation destroys productivity. He argues that Britain's housing crisis stems from viewing property as the only trustworthy investment, creating political incentives to restrict supply. The episode concludes with Boyle's bleak assessment that retirement benefits must be cut as the worker-to-retiree ratio collapses from 8:1 post-WWII to nearly 1:1, though he acknowledges no politician will voluntarily propose this.

Key takeaways

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