The investment seeks to maximize total returns from price appreciation and income. The fund invests in a broad range of fixed-income securities in both developed and emerging market countries. Its investments may include U.S. and non-U.S. corporate debt securities and sovereign debt securities. The fund may invest in debt securities with a range of maturities from short- to long-term. It may also make short sales of securities or maintain a short position. The fund is nondiversified.