The business model can be reduced to a simple equation: Profit = earned premium + investment income – incurred loss – underwriting expenses.
Insurers make money in two ways: (1) through underwriting, the process by which insurers select the risks to insure and decide how much in premiums to charge for accepting those risks and (2) [...]

The technical definition of “indemnity” means to make whole again. There are two types of insurance contracts;

an “indemnity” policy and
a “pay on behalf” or “on behalf of”[3] policy.

The difference is significant on paper, but rarely material in practice.
An “indemnity” policy will never pay claims until the insured has paid out of pocket to some third [...]

Commercially insurable risks typically share seven common characteristics.

A large number of homogeneous exposure units. The vast majority of insurance policies are provided for individual members of very large classes. Automobile insurance, for example, covered about 175 million automobiles in the United States in 2004.[2] The existence of a large number of homogeneous exposure units allows [...]

Insurance, in law and economics, is a form of risk management primarily used to hedge against the risk of a contingent loss. Insurance is defined as the equitable transfer of the risk of a loss, from one entity to another, in exchange for a premium, and can be thought of as a guaranteed small loss [...]