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Business Basics

Budget deficit

  • Created by Henry Stewart Talks
Published on February 26, 2026   3 min

A selection of talks on Finance, Accounting & Economics

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Let us begin by clarifying what we mean by a budget deficit. Simply put, a government runs a budget deficit when its expenditures exceed its revenues over a given period, usually a fiscal year. That means the government is spending more on areas like infrastructure, social protection, healthcare, and defense than it collects from taxes and other receipts. This is not uncommon. Most advanced economies, including the US and UK, have experienced budget deficits in recent years. While governments have more flexibility than households, the basic principle, spending more than received remains the same. Budget deficits are produced by deliberate policies such as expansionary fiscal measures to counteract recession. During downturns, tax revenues fall due to lower incomes while spending on social protection rises. Deficits may also stem from government commitments that outpace growth or political resistance to higher taxes. Persistent deficits require borrowing, increasing national debt, and raising concerns about fiscal sustainability. In extreme cases, they can erode investor confidence and increase borrowing costs. Running a deficit means adding to a nation's public debt, the total of past deficits. Economists monitor a country's debt to GDP ratio, which reflects its ability to service debt relative to its economy's size. For instance, United States national debt now exceeds its annual GDP,

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