The Regional Comprehensive Economic Partnership (RCEP) encompasses 25 percent global GDP, 45 percent of the total population, 30 percent of global income and 30 percent global trade. Led by the Association of Southeast Asian Nations (ASEAN), it is one of the most useful strategic opportunities for the 16 countries – ASEAN-10, India, China, Japan, South Korea, Australia and New Zealand – to realise an economically open and liberal Asia Pacific.The potential that RCEP has is immense.