How England Outborrowed France

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Between 1689 and 1815, England and France fought seven major wars. In population, France consistently had three times England's. In territory and agricultural wealth, France was larger. Yet England won, or achieved its strategic objectives, in most of these conflicts. The explanation, advanced most systematically by the historian P.G.M. Dickson and developed by Niall Ferguson, is primarily financial: England had a superior ability to borrow.
The Interest Rate Gap

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The interest rate at which a government borrows reflects the market's confidence in repayment. By the early 18th century, England was borrowing at 3–4% through Consols (perpetual government bonds trading on a secondary market). France was borrowing at 8–10%, and often through irregular mechanisms — forced loans, sale of offices, advance collection of future tax revenues — that were expensive, distorting, and frequently unreliable.
The difference compounds dramatically. A country financing a £10 million military campaign at 4% pays £400,000 annually in interest; at 8%, the same campaign costs £800,000 annually. Over a 10-year war, the difference is £4 million — enough to fund a small army. Over seven wars across 126 years, the cumulative financial advantage was enormous.
Why English Credit Was Cheaper

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Three institutional factors explain English borrowing costs:
- Parliamentary oversight: Debt was authorised and serviced by Parliament, not by royal whim. Creditors knew that Parliamentary majorities — representing substantial property-owning interests — had strong incentives to honour debt commitments.
- Secondary market liquidity: English Consols traded on the London secondary market. Investors could buy and sell government bonds as circumstances required, making them more attractive than illiquid French rentes. Liquidity has a price; investors accept lower yields on liquid instruments.
- The Bank of England's intermediation: The Bank stabilised government bond markets and provided short-term credit to smooth timing mismatches between tax revenues and military expenditure.
France's Structural Disadvantage

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France's problem was ultimately one of institutional credibility. French kings had repeatedly defaulted on debts — partial defaults in 1648, 1661, 1715, 1770, and 1788. Each default made future borrowing more expensive. France also lacked a reliable secondary bond market, making French government debt illiquid and therefore requiring a higher yield to attract buyers.
The comparison explains Napoleon's domestic financial constraints. Despite conquering most of Europe, France never developed the institutional financial infrastructure that would have allowed it to borrow at English rates. The final Waterloo campaign was fought in part because France was financially unable to sustain a prolonged defensive strategy.