National insurance

Part of the UK social security ystem providing benefits in various forms, i.e., sickness, industrial injury, unemployment, pensions, maternity and death. Apart from contracting out provisions participation is compulsory for designated categories of people. The rates of contribution vary according to class but are standard within each class. Contributions are deducted from earnings in the case of employees whose employers also contribute.

Natural premium method

Outmoded method of charging life insurance premiums. Each premium is related to the current risk of death and therefore increases year by year. At later stages the premiums often become prohibitive as there is no reserve or surrender value. It differs from assessmentism in that no allowance is made for expenses. The level annual premium system overcomes the problem of the natural premium system.