Market Interest Rates: Rising interest rates generally decrease bond prices, as newly issued bonds offer higher yields, making existing lower-yield bonds less attractive.

Inflation Expectations: Higher inflation expectations erode the real value of future fixed income payments, leading to a decrease in bond prices to compensate for this loss of purchasing power.

Credit Risk of Issuers: Deterioration in the creditworthiness of the bond issuers increases the perceived risk, causing bond prices to decline due to higher default probability.

Economic Growth: Strong economic growth may lead to higher interest rates and inflation expectations, potentially decreasing bond prices, while slower growth might have the opposite effect.

Supply and Demand: Increased supply of bonds can lower prices, while higher demand can raise them. These dynamics are affected by investor sentiment and global macroeconomic factors.

Geopolitical Events: Major political or international events can introduce uncertainty and volatility into the bond market, impacting prices based on perceived risk and investor reaction.