
Short-term interest rates are more volatile because (1) the Fed operates mainly in the short-term sector, hence Federal Reserve intervention has its major effect here, and (2) long-term interest rates reflect the average expected inflation rate over the next 20 to 30 years, and this average does not change as radically as year-to-year expectations.
Full Answer
What influences short-term interest rates?
Short-term interest rates are strongly influenced by the United States Federal Reserve (the Fed) and the European Central Bank (ECB). The ECB has a single mandate: Keep inflation under control. However, the Fed has a dual mandate: Combat inflation and keep unemployment at or near the “natural” rate of unemployment.
What are the differences between short-term and long-term interest rates?
Despite the different influences, long-term interest rates typically exhibit more volatility and rate movement than short-term rates. Short-term interest rates are strongly influenced by the United States Federal Reserve (the Fed) and the European Central Bank (ECB).
How do interest rates affect long-term bonds?
Because of this, a given interest rate change will have greater effect on long-term bonds than on short-term bonds. This concept of duration can be difficult to conceptualize, but just think of it as the length of time that your bond will be affected by an interest rate change.
How do inflation expectations affect long-term interest rates?
Over the term of the instrument, it is expected that an investor will earn a return that pays him a premium over the rate of inflation. By their speculative nature, long-term interest rates exhibit more volatility and rate swings as inflation expectations change over time. Long-term rate volatility can change the Fed rate targets.

Why are long term bonds so sensitive to interest rate changes?
Long term bonds are most sensitive to interest rate changes. The reason lies in the fixed-income nature of bonds: when an investor purchases a corporate bond, for instance, they are actually purchasing a portion of a company's debt. This debt is issued with specific details regarding periodic coupon payments, the principal amount ...
What happens to interest rates when bonds are long term?
This means that if interest rates change by, say 1%, long term bonds will see a greater change to their price - rising when rates fall, and falling when rates rise. Explained by their greater duration measure, interest rate risk is often not a big deal for those holding bonds until maturity. For those who are more active traders, however, hedging strategies may be employed to reduce the effect of changing interest rates on bond portfolios.
Why is it important to understand interest rate risk?
A concept that is important for understanding interest rate risk in bonds is that bond prices are inversely related to interest rates. When interest rates go up , bond prices go down, and vice versa. There are two primary reasons why long-term bonds are subject to greater interest rate risk than short-term bonds: ...
Why do investors and traders sell old bonds?
For this reason, the older bonds based on the previous level of interest rate have less value, and so investors and traders sell their old bonds and the prices of those decrease.
How does interest rate risk affect fixed income?
Interest rate risk arises when the absolute level of interest rates fluctuate. Interest rate risk directly affects the values of fixed income securities. Since interest rates and bond prices are inversely related, the risk associated with a rise in interest rates causes bond prices to fall and vice versa. Interest rate risk affects the prices of ...
What is interest rate risk?
Interest rate risk arises when the absolute level of interest rates fluctuate. Interest rate risk directly affects the values of fixed income securities. Since interest rates and bond prices are inversely related, the risk associated with a rise in interest rates causes bond prices to fall and vice versa.
Why are short term bonds not as risky?
With short-term bonds, this risk is not as significant because interest rates are less likely to substantially change in the short term. Short-term bonds are also easier to hold until maturity, thereby alleviating an investor's concern about the effect of interest rate-driven changes in the price of bonds.

Interest Rates and Duration
How Interest Rate Risk Impacts Bonds
- Interest rate risk arises when the absolute level of interest ratesfluctuates. Interest rate risk directly affects the values of fixed income securities. Since interest rates and bond prices are inversely related, the risk associated with a rise in interest rates causes bond prices to fall and vice versa. Interest rate risk affects the prices of bonds, and all bondholders face this type of ris…
How Investors Can Reduce Interest Rate Risk
- Investors can reduce or hedge, interest rate risk with forward contracts, interest rate swaps, and futures. Investors may desire reduced interest rate risk to reduce the uncertainty of changing rates affecting the value of their investments. This risk is greater for investors in bonds, real estate investment trusts(REITs), and other stocks in which dividends make up a healthy portion …
The Bottom Line
- Investors holding long term bonds are subject to a greater degree of interest rate risk than those holding shorter term bonds. This means that if interest rates change by 1%, long term bonds will see a greater change to their price—rising when rates fall and falling when rates rise. Explained by their greater duration measure, interest rate risk is often not a big deal for those holding bonds u…