United Kingdom when Ernst Young , one of the key accounting firms in the monarchy , decided that it would no longer work on internal financial controls for clients for whom it already acted as an external auditor . Alan McGuinness , the head of internal audit services at Ernst Young , stated : ``As a result of the Enron situation , boards and non-executive directors are putting a lot of scrutiny on what their internal and external auditors are doing ' The alteration of accounting policy at...











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