The investment seeks to track as closely as possible, before fees and expenses, the price and yield performance of the MarketVectorTM Global Natural Resources Index. The fund normally invests at least 80% of its total assets in securities that comprise the fund’s benchmark index. The index is a global index that tracks the performance of Natural Resources Companies. The index selects Natural Resources Companies from the following sub-themes: agriculture, energy, renewable energy, industrial metals, precious metals, and forest and paper products.