Investing involves risk, including the possible loss of principal. International investments entail risks not ordinarily associated with U.S. and Europe. investments including fluctuation in currency values, differences in accounting principles, or economic or political instability in other nations. Emerging markets involve heightened risks related to the same factors, as well as increased volatility and lower trading volume. In addition to the normal risks associated with investing, investments in smaller companies typically exhibit higher volatility. Concentration in infrastructure-related securities involves sector risk and concentration risk, particularly greater exposure to adverse economic, regulatory, political, legal, liquidity, and tax risks associated with MLPs and REITs. The Fund may invest in derivatives, which are often more volatile than other investments and may magnify the Fund’s gains or losses.