The Morgan Stanley Emerging Markets Debt Fund Inc (ticker: MSD) is a mutual fund that focuses on investing in debt securities issued by emerging market countries. This fund is managed by Morgan Stanley Dean Witter and aims to provide investors with exposure to the potential growth and diversification opportunities of emerging market economies. The fund may invest in a variety of debt instruments, including government and corporate bonds, as well as currencies of emerging market countries. With a focus on emerging markets, this fund may offer higher potential returns but also carries higher risks.