The fund invests at least 80% of the sum of its net assets and the amount of any borrowings for investment purposes in securities issued by real asset related companies that are generating income at the time of purchase. It will invest in both equity securities and debt securities, but will not invest more than 40% of its net assets in debt securities. The fund will invest in non-U.S. securities, but will limit its exposure to emerging markets to 50% of its net assets at the time of purchase.