Count Down: The Past, Present and Uncertain Future of the Big Four Accounting Firms

The post-Enron disintegration of Arthur Andersen in 2002 reduced the number of international accounting firms that audit nearly all of the world's largest public companies to the surviving Big Four — Deloitte, EY, KPMG and PwC. Despite market dominance, double-digit annual growth and annual global revenue above $120 billion in 2014 - the viability of the Big Four and their business model faces serious threats:- Widespread dissatisfaction with the standard form and language of their core pro...