Why in news?

Governments across the world are finding it increasingly costly to borrow money, with interest rates demanded by lenders reaching their highest levels since the Global Financial Crisis of 2008.

What makes this particularly alarming is not just the level of these rates but the sharpness of the rise — a sudden spike in borrowing costs that has cascading consequences for governments, businesses, and ordinary citizens alike.

What’s in Today’s Article?

• Why Do Governments Borrow?
• How Do Governments Borrow — The Bond Market Explained
• Why Are Bond Yields Rising Now?
• What Rising Yields Mean — The Real-World Impact

Why Do Governments Borrow?

• In most countries, governments cannot meet their expenditures through taxation and other revenue sources alone. The gap between what a government earns and what it spends is called the fiscal deficit — and it is bridged through borrowing.
• This borrowing need is typically higher in developing countries because poorer countries do not have enough people in the well-off bracket to generate sufficient tax revenues.
• However, repeated crises have pushed even developed countries into higher levels of borrowing — not just in absolute terms but also as a percentage of their GDP — as economic growth has slowed and welfare expenditures have risen.

How Do Governments Borrow — The Bond Market Explained

• Governments borrow in a unique and standardised way — by issuing bonds.
• A government bond is essentially an "I Owe You" (IOU) statement — the government borrows a fixed sum of money for a fixed period of time and promises to pay a fixed annual return (called a coupon) and repay the principal at maturity.
• A Simple Example
  • Suppose a government issues a bond — borrowing $100 for 10 years with an annual coupon of $5. The yield (effective annual return) on this bond is 5%.
  • Now, if the government launches a war — inflation rises, economic prospects decline, and the government needs to borrow more. Investors now perceive higher risk and demand a higher return — say $10 per year on new bonds.
  • This makes the old bonds (paying only $5) look unattractive. Holders rush to sell old bonds — but to sell them, the price must fall enough to make the effective yield equal to the new rate of 10%.
  • So, the old bond price falls from $100 to $50. This illustrates the fundamental inverse relationship between bond prices and bond yields — when yields rise, bond prices fall, and vice versa.
• What Government Bonds are Called in Different Countries?
  • USA – Treasury
  • UK – Gilts
  • Germany – Bunds
  • India - G-Secs (Government Securities)
  • Japan - JGBs (Japanese Government Bonds)

Why Are Bond Yields Rising Now?

• Across the world, several factors are simultaneously pushing government bond yields higher.
• War and geopolitical uncertainty — particularly the West Asia conflict — are raising risk perceptions.
• Rising inflation is eroding the real value of fixed coupon payments, making investors demand higher yields as compensation.
• Higher government borrowing needs — as governments spend more on defence, energy security, and welfare — are flooding markets with new bonds, pushing prices down and yields up.
• The sharpness of the rise is itself a problem — sudden spikes in borrowing costs leave governments and businesses with little time to adjust.

What Rising Yields Mean — The Real-World Impact

• For Governments
  • Higher bond yields mean governments must spend more of their annual budgets on interest payments — leaving less money for everything else.
  • This creates a painful choice between cutting spending in areas like welfare schemes and defence or raising taxes — both of which are politically and economically costly.
  • Countries that have large existing debt stocks are particularly vulnerable because they must refinance old debt at new, higher rates — creating a debt servicing spiral.
• For Common People and Businesses
  • Government bonds are the least risky loans in any economy.
  • All other interest rates — for home loans, car loans, business loans, and personal credit — are priced above government bond yields.
  • When government yields rise, borrowing costs for everyone rise — often by an even greater degree.
  • This means higher EMIs on home and car loans, more expensive business credit, and reduced consumer spending — all of which slow economic growth.
• For Developing Countries Like India
  • Developing countries face a double burden.
  • Rising global yields attract capital away from emerging markets to safer developed-country bonds — causing capital outflows, currency depreciation, and further inflation.
  • This forces their own central banks to raise interest rates defensively — slowing domestic growth even further.