[Net Asset Value (NAV)]: AEF.US's price is directly tied to its NAV, calculated from the underlying assets (primarily equities) it holds. Changes in the market value of these holdings cause the NAV, and thus the fund price, to fluctuate.

[Supply and Demand]: Market forces play a role. High demand can push the price above NAV (trading at a premium), while increased selling pressure can cause it to trade below NAV (trading at a discount).

[Investor Sentiment]: Overall market optimism or pessimism impacts AEF.US. Broad market rallies or declines influence investor appetite for equity funds, affecting its price.

[Economic Conditions]: Factors like interest rates, inflation, and GDP growth influence the profitability and valuation of companies within the fund's portfolio, thereby impacting its price.

[Expense Ratio and Fees]: The annual fees charged by AEF.US can affect its long-term performance and attractiveness to investors, indirectly influencing its price.

[Dividend Yield]: The dividend yield offered by AEF.US, derived from its holdings, affects investor interest, which in turn, influences the demand and price of the fund.