The fund invests mainly in bonds and/or other debt securities, including, perpetual bonds, inflation-linked bonds, zero coupon bonds, credit-linked notes and fiduciary notes, with a fixed or floating rate, denominated in any currency, issued by emerging countries, including their regional public authorities and public bodies or by international public bodies such as the World Bank or the European Bank for Reconstruction and Development and selected on the basis of sustainable development criteria such as social equity, respect for the environment and socially equitable political and economic governance.