Exposure
The number of resources independently exposed to an event. Examples include employees for fraud, suppliers for disruption, trades for errors, and products for mis-selling.
Occurrence
The probability of an event occurring for a particular resource. This probability may depend on the resource itself, firm controls, and external circumstances.
Impact
The cost of the event if it occurs for one particular resource. This cost is variable and depends on the resource itself, firm controls, and external circumstances.
