I don't agree.
One implication frequently associated with extraordinary gains and losses is their lack of association with normal or planned business activities. Because of this they are often not used when evaluating management performance. Our analysis should question their exclusion from management performance evaluation. What are the normal or planned activities that relate to management's decisions? Whether we consider securities transactions, plant asset transaction, or activities of divisions and subsidiaries, these all reflect actions taken by management with specific purposes. These actions typically require more consideration or deliberation than ordinary operating decisions because they are often unusual in nature and involve substantial amounts. All of these actions reflect on management's ability.
Management should be aware of the risks of natural or manmade disasters or impediments. …