Book excerpt: Indonesia is one of the largest economies in the world and is one of the major players in the global economy. The diversity in Indonesia's socio-economic structure from province to province and region to region warrants an in-depth inquisition at the sub-national level. This book forms part of the series of Asia Competitiveness Institute (ACI) annual flagship study on the competitiveness of the 34 provinces in Indonesia. Using over 100 indicators, the study covers four environments in (1) Macroeconomic Stability, (2) Government and Institutional Setting, (3) Financial, Businesses and Manpower Conditions and (4) Quality of Life and Infrastructure Development, and 12 sub-environments. This book also provides insights to the comparative strengths and weaknesses of the sub-national economies and conducts a 'What-ifs' policy simulation to craft targeted policy recommendations for each province.This sixth edition will continue to elucidate the competitiveness landscape of each province's competitiveness. Additionally, this edition will also feature commentaries by the local academics on the recent developments in the 34 provinces of Indonesia. In view of the importance of international trade to the Indonesia's economy, this book also features the study of impact estimation of exchange rates on exports in Indonesia.