Introduction : A. Differing perceptions of the international system B. Evolving East Asian regionalism. C. East Asian participation in the Trilateral process -- Deeper integration in East Asia : implications for the international economic system / Wendy K. Dobson -- East Asian security and the international system / Michael Oksenberg and Charles E. Morrison -- Rethinking the ASEAN formula : the way forward for Southeast Asia / Hadi Soesastro and Charles E. Morrison -- An East Asian security order for a globalizing world / Hisashi Owada