Reaffirms the need to strengthen international and national financial systems through more effective national, regional and international surveillance of both the public and private sectors, based, inter alia, on the improved availability and transparency of information, as appropriate, and possible additional regulatory and voluntary disclosure measures concerning financial market participants, including international institutional investors, in particular concerning highly leveraged operations, and in this context also reaffirms the importance of continuing to work in the relevant forums on questions related to surveillance, transparency and disclosure, regulation and supervision;