The investment seeks to provide investment results that correspond generally to the price and yield performance of the Bloomberg Barclays Global Aggregate ex-USD >$1B: Corporate Bond Index. The fund invests substantially all, but at least 80%, of its total assets in the securities comprising the index and in securities that the Adviser determines have economic characteristics that are substantially identical to the economic characteristics of the securities that comprise the index. The index is designed to be a broad based measure of the global investment grade, fixed rate, fixed income corporate markets outside the United States.