This book claims that de jure economic integration is in progress in East Asia, after the advancement of de facto integration. The book contains new international trade theory, spatial economics, data-work empirical studies, and field studies on various scenarios of de jure economic integration.

This book presents a deeper understanding of the on-going de facto economic integration in East Asia, looking at the extent of economic integration, what sort of integration has been accomplished, and comparing the level of integration reached and the path followed to that of the European Union.