World Bank 
Doing Business — An Independent Evaluation [EPUB ebook] 
Taking the Measure of the World Bank-IFC Doing Business Indicators

This independent evaluation of the Doing Business Indicators assesses the methods and processes used to construct the indicators, their relevance to development outcomes, and their usefulness to policy makers and other stakeholders. It makes recommendations for improving the collection and presentation of data and for greater clarity in communicating what the indicators can and cannot capture.