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The Global Insight

What causes the yield curve to change?

Author

John Johnson

Updated on February 20, 2026

Changes in the yield curve are based on bond risk premiums and expectations of future interest rates. Interest rates and bond prices have an inverse relationship in which prices decrease when interest rates increase, and vice versa.

What affects short end of yield curve?

Short-term interest rates, which are sometimes referred to as the “short end” of the yield curve, tend to be influenced by expectations for the U.S. Federal Reserve policy. These short-term rates often rise when the Federal Reserve is expected to raise interest rates and fall when it’s expected to cut rates.

What do yield curves tell us?

A yield curve is a line that plots yields (interest rates) of bonds having equal credit quality but differing maturity dates. The slope of the yield curve gives an idea of future interest rate changes and economic activity.

What happens when yield curve flattens?

If the yield curve is flattening, it indicates the yield spread between long-term and short-term bonds is decreasing. However, short-term interest rates would rise. Consequently, the slope of the yield curve would flatten as short-term rates increase more than long-term rates.

Why are yield curves important?

A yield curve is a way to measure bond investors’ feelings about risk, and can have a tremendous impact on the returns you receive on your investments. And if you understand how it works and how to interpret it, a yield curve can even be used to help gauge the direction of the economy.

Who controls the yield curve?

the Fed
Yield curve control would likely work by the Fed announcing specific rates and maturities it plans to target. Theoretically, those could go all the way out to the 30-year Treasury, the farthest-dated government bond. However, Fed Gov.

What is the short end of the curve?

Refers to yields that are generally less than one year.

Are rising bond yields good or bad?

Now, theoretically, given that the long bond yield is the risk-free rate, a higher bond yield is bad for equities and vice versa. “Long bond yields reflect the growth and inflation mix in the economy. If growth is strong, bond yields are usually rising. They also rise when inflation is going higher.

How do maturity risk premiums affect the yield curve?

How do maturity risk premiums affect the yield curve? Corporate bonds yield more than Treasury bonds because of their additional default and liquidity risk. BBB-rated bonds yield higher than AA-rated bonds because their is additional default/liquidity risk.

What happens to the yield curve when short term rates go up?

Typically, short-term interest rates are lower than long-term rates, so the yield curve slopes upwards, reflecting higher yields for longer-term investments. This is referred to as a normal yield curve. When the spread between short-term and long-term interest rates narrows, the yield curve begins to flatten.

What does it mean when the yield curve is inverted?

The term yield curve refers to the relationship between the short- and long-term interest rates of fixed-income securities issued by the U.S. Treasury. An inverted yield curve occurs when short-term interest rates exceed long-term rates. From an economic perspective, an inverted yield curve is a noteworthy event.

What causes the slope of the yield curve to flatten?

As the economic cycle begins to slow, perhaps due to interest rate hikes by the Federal Reserve Bank, the upward slope of the yield curve tends to flatten as short-term rates increase and longer yields stay stable or decline slightly.

Why do longer maturity bonds have higher yields?

Typically, longer maturity bonds usually have a higher yield to maturity to compensate for greater risks. The higher maturity, the more the curve becomes flattened. The normal yield curve implies a stable economic condition.