Income rate

Ratio of income tax revenues on an incurred basis (payroll tax contributions and income from the taxation of Old Age, Survivors, Health and Disability Insurance [OASDI] benefits) to the health insurance taxable payroll for the year.

Increasing term insurance

Type of term insurance in which the death benefit increases during the coverage either at specific intervals, by a certain amount or percentage, or according to the cost of living.
***
UK: Term insurance for individuals uncertain as to future life insurance requirements. A five-year policy may offer without further evidence of health options to: exte the policy term; increase the sum insured by 50 per cent; convert to a whole life or endowment subject to an age limit of 60.

Incur

To suffer or become liable for a financial loss, medical claim, or health expense such as when a health insurance plan is legally responsible and must pay on a claim for an insured.