Macroeconomics: Global Government Debt

June 17, 2026

Courtney Beach
QAFP
Qualified Associate Financial Planner

Global debt is a topic frequently discussed in the media, often accompanied by concerns about rising borrowing levels and growing deficits. While the numbers can seem alarming, debt is a normal part of operating a modern economy. Understanding why governments borrow and how government debt can influence financial markets provides important context for investors and their portfolios.

Why do Governments Take on Debt?

It's common for modern governments to take on debt to fund investments, support economic growth, improve infrastructure, and remain competitive in a changing global economy.

There are a few reasons the Canadian government takes on debt:

  • Economic stabilization during recessions
  • Stimulus spending for major crises
  • Building long-term infrastructure like roads and bridges
  • Maintaining public services during revenue shortfalls

Governments primarily raise money through taxes, non-tax revenues, and by issuing bonds and Treasury bills.

How Does This Affect Markets?

High government debt levels can contribute to higher interest rates, increased market volatility, and the crowding out of private investment.

The Bond Market

Governments typically raise funds by issuing government bonds. To attract buyers, newly issued bonds must offer competitive interest rates. This can affect the value of bonds already trading in the market. Existing bonds with lower rates generally decline in value. Additionally, issuing large amounts of government debt gives investors more bonds to choose from, making it harder for some bonds to attract buyers.

The Stock Market

When governments issue debt, it can lead banks and other lenders to raise borrowing rates for businesses and consumers, making it more costly for companies to borrow for expansion and growth. Government bonds also compete for investor dollars. As bond yields become more attractive, some investors may shift capital away from stocks and toward fixed-income investments. Lastly, high debt levels can raise concerns about future tax increases or government spending cuts, which can create uncertainty and contribute to market volatility.

Rising debt can also increase government interest costs, potentially limiting future spending flexibility.

What Should Investors Take Away?

Government debt is not inherently good or bad. In fact, borrowing has long been an important tool that allows governments to invest in infrastructure, support economic growth, and respond to economic shocks. The key issue is not whether a government carries debt, but whether that debt remains manageable relative to the size and strength of its economy.

Debt levels can influence interest rates, government spending, and market sentiment, but they are only one factor investors should consider alongside economic growth, corporate earnings, and monetary policy.

As with many economic indicators, government debt is most useful when viewed in context. Rather than reacting to headline numbers alone, investors are generally best served by focusing on diversified portfolios and long-term financial objectives.

Want to understand how economic trends affect your financial plan? Contact KLT Wealth Management.

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