S. Treasury auctions are increasing the cost of refinancing government debt and funding future budget deficits, as investors demand greater compensation to absorb Washington’s growing borrowing needs.

S. government finances as the national debt approaches $40 trillion and the fiscal deficit remains elevated.

Investors are increasingly focused on the scale of borrowing that will be required in the years ahead, and whether demand for Treasury securities will remain strong enough to absorb the expanding supply, Reuters reported. Two Treasury auctions in the past week highlighted the rising cost of long-term borrowing.

216%, its highest yield in 25 years. Despite the higher yields, demand for Treasuries has remained relatively resilient.

S. government securities.

Long-term yields climbLong-term Treasury yields have risen this year as investors weigh heavy government borrowing, resilient economic growth, sticky inflation and uncertainty surrounding the future pace of debt issuance. The concern is increasingly shifting from temporary funding requirements to structurally large fiscal deficits and persistent borrowing needs.

This has contributed to a rise in the term premium, the additional compensation investors demand for holding longer-dated government debt. Strategists expect the Treasury to continue favouring shorter-term debt issuance as borrowing requirements increase.

Short-term Treasury bills have been readily absorbed by money market funds, helping the government meet its immediate financing needs. Longer-dated securities, however, are more sensitive to expectations for inflation, fiscal sustainability and the future supply of government debt.

The recent 30-year auction therefore attracted particular attention as investors assessed their willingness to take on duration risk. The 10-year auction also indicated that the government needs to offer comparatively high yields to attract buyers.

7% to complete the auction. S.

government debt. Instead, demand appears to be holding up at higher yields, particularly among institutions such as pension funds, insurers and asset managers that have long-term liabilities and may find elevated Treasury yields attractive.

Reuters noted that many Treasury investors also operate under mandates that require them to hold government securities, limiting the extent to which they can move away from the asset class. S.