"With staffs that are collectively larger than the Russian army, the Big Four accounting firms are a keystone in global finance --but do they really provide stability and safety? Leading scholar Ian Gow and award-winning writer (and former KPMG director) Stuart Kells warn that a house of cards...

The world's 'Big 4' accountancy firms - PwC, Deloitte, Ernst & Young, and KPMG - have become a gilded elite. Up in the high six figures, an average partner salary rivals that of a premier league footballer. But how has the seemingly humdrum profession of accountancy got to this level? And what...