The financial crises of the late 1990s marked an intellectual watershed for the global economy, and also for regionalism as the Janus face of globalisation. At the beginning of the 21st century, the theory and practice of regional cooperation and integration may evolve along different lines to how it was understood for most of the second half of the 20th century. In East Asia, in particular, this will mean that the relationship between multilateralism and regionalism will change. The ‘East Asian’ region will become an increasingly important domain within which to explore enhanced protection against financial crises. What we might call ‘monetary regionalism’, sceptical western voices notwithstanding, is now firmly on the regional agenda in...