what is underwriting income 
underwriting income is the profit generated by an insurer s underwriting activity over a period of time underwriting income is the difference between premiums collected on insurance policies by the insurer and expenses incurred and claims paid out huge claims and disproportionate expenses may result in an underwriting loss rather than income for the insurer the level of underwriting income is an accurate measure of the efficiency of an insurer s underwriting activities understanding underwriting income