Sovereign Bond
A debt security issued by a national government to fund public expenditures, backed by the government's taxing power and creditworthiness.
What is Sovereign Bond?
A sovereign bond is a debt security issued by a national government to borrow money from domestic or international investors. Governments issue sovereign bonds to finance budget deficits, fund infrastructure, or roll over maturing debt. Sovereign bonds are generally considered among the safest fixed-income instruments when issued by creditworthy governments (e.g., U.S. Treasuries, German Bunds, UK Gilts), as they are backed by the government's taxing authority and, for domestic-currency bonds, the ability to print money. Sovereign bonds issued in foreign currencies (e.g., emerging market dollar-denominated bonds) carry additional credit risk since governments cannot print foreign currency to repay debt, as demonstrated by repeated sovereign defaults in emerging markets.
Example
Germany's 10-year Bund and the U.S. 10-year Treasury are the sovereign bond benchmarks for the euro and dollar bond markets, respectively. In 2024, Germany's Bund yielded approximately 2.4% while the U.S. 10-year Treasury yielded approximately 4.5%—a 210 basis point differential reflecting differences in inflation, growth prospects, and Federal Reserve versus ECB policy divergence.