(for the above) http://www.lastampa.it/2016/05/18/vaticaninsider/eng/the-vatican/ior-shrinks-in-light-of-transparency-initiatives 
In letters dated April 12, 2016, to the Vatican’s 120 departments handling funds, Secretary of State Cardinal Parolin halted auditing being done by the international firm Pricewaterhouse Cooper (PwC). “It seems evident that the pope is informed about the correspondence.”  http://www.lastampa.it/2016/04/21/vaticaninsider/eng/the-vatican/vatican-finances-pricewaterhousecoopers-audit-is-suspended-
The office of the Secretary for the Economy, Cardinal Pell, issued a statement that “the so-called ‘concerns’ about the PwC audit and contract were only raised when auditors began asking for certain financial information and were finding it difficult to get answers." http://www.lastampa.it/2016/04/30/vaticaninsider/eng/the-vatican/pell-expresses-fresh-suspicions-over-suspension-of-pwc-audi Then the Vatican said audits would be done by the pope's hand-picked auditor.