Interest Rates: Rising interest rates generally decrease bond values, lowering FIEZX's price, while falling rates increase its price.

Credit Risk: Changes in the creditworthiness of issuers in FIEZX's portfolio affect its price. Downgrades lower the price.

Inflation Expectations: Higher inflation expectations often lead to higher interest rates and lower bond values, affecting FIEZX's price negatively.

Market Liquidity: Lower liquidity can lead to wider bid-ask spreads and impact the ease of trading FIEZX, potentially affecting its price.

Fund Management: The fund manager's decisions on asset allocation and security selection within the fund influence performance, therefore impact the price.

Economic Growth: Strong economic growth could lead to higher interest rates, decreasing FIEZX's price. Weaker growth might have the opposite effect.

Geopolitical Events: Global events can create uncertainty, affecting investor sentiment and bond prices, thus influencing the fund's price.

Supply and Demand: High demand for FIEZX can increase its price, while higher supply or selling pressure can lower it.