Market Interest Rates: When interest rates rise, bond yields generally increase, making existing bonds less attractive, potentially decreasing the fund's net asset value. Conversely, falling rates can boost bond values. Credit Quality of Holdings: The fund invests in investment-grade bonds. Downgrades in credit ratings of underlying bonds can negatively impact the fund's value, while upgrades can have a positive effect. Economic Growth: Strong economic growth often leads to higher interest rates and potentially lower bond prices. Slower growth or recessionary periods can have the opposite effect. Inflation Expectations: Rising inflation expectations can pressure interest rates upward, leading to lower bond prices. Conversely, subdued inflation expectations can support bond values. Supply and Demand: Increased investor demand for the fund can drive up its price, while increased selling pressure can lead to price declines, though this is less influential than underlying bond market dynamics.