Deloitte, PwC, Ernst & Young and KPMG may have to face a new competitor amid increasing scrutinyThe big four accountancy firms are expected to come under pressure from a new rival following merger talks between BDO and Moore Stephens.In a move designed to create a fifth firm capable of advising FTSE 100 firms, the new business would be larger than Grant Thornton, which has struggled to break into the lucrative market for advice work with Britain's top corporations.Continue reading...