The business model always try to collect more in premium and investment income than is paid out in losses, and to also offer a competitive price. By following this rule consumers will accept. Insurers companies always follow two ways to make money
1.underwriting 2. investment in underwriting process insurers are select the risk and decide how much premium will be charged for those risk.
In investing method insured parties collect premium. In the basic level they are looking at the frequency and severity of insured peril. Then they try to collect historical loss data and convert them in a present value. Then they take decision about premium of assess adequacy rate there are also other statically way to calculate probability of future losses. Loss ratio expenses also take place in underwriting method.
In basic level rating of different risk character also take place. Measurement system of underwriting performance is known as combined ratio. Less than 100 percent is known as profit and ratio above 100 percent is loss in underwriting method. Investment is a greatest earning source of insurance company.
Insurance start with invest and continue with premium. In London stock exchange take investment from the association of British insurers. In United States casualty insurance company earn almost 68.4 billion dollar. In economically depressed period float method is very difficult to carry out.
A poor economy stage always show high insurance premium. Swing of between profitable and nonprofit able period is known as underwriting. Some insurance company doesn’t believe about sustain profit. They think about flexible economy process. Sift of investment also a most valuable part of underwriting method. But maximum period underwriting method provides highest profit.