A purpose of underwriting is to protect the insurer against

Direct loss refers to the immediate financial loss that occurs due to an insured event, such as damage to property. While underwriting helps manage risks associated with direct losses by ensuring appropriate coverage and premiums, its primary function is to mitigate selection biases rather than to address specific types of loss directly.

Risk retention involves accepting the possibility of loss rather than transferring that risk through insurance. Underwriting does not protect against risk retention; instead, it aims to evaluate and categorize risks to ensure that those retained by the insurer are manageable and appropriately priced.

Indirect loss, also known as consequential loss, arises as a secondary result of a direct loss, such as lost income due to property damage. Underwriting does not primarily focus on protecting against indirect losses; its main concern is to appropriately assess and manage the risk profile of applicants to prevent adverse selection.