The Study attempted to address the how underwriting capacity has affected the income of insurance industry in Nigeria. Using expo-facto research design and inferential analysis; the study tested whether significant relationship exist between dependent variable (income of insurance) and set of independent variables (shareholder’s fund, underwriting profit, investment income, earning asset ratio). Analysis was based on descriptive statistics, using secondary data that was extracted from the financial report of the selected insurance companies, the data covering a period from 2006 to 2015. Regression model analysis was used to find out the extent to which set of independent variables impacted the dependent Variable. The findings of the study show that underwriting profit and earning asset have impact on income of insurance companies in Nigeria positively. For shareholder’s fund and total investment the study shows that they impacted the income of Nigeria insurance companies negatively as at the period this study is carried out. The study concludes that insurance companies in Nigeria should improve their underwriting techniques, and train their staff more in this area. Therefore, the study recommends that insurance companies should put in more effort in investment of their premium. The study further recommends that insurance companies should efficiently manage their asset properly to increase their earning capacity basically to boost their profitability.
Keywords : Investment, Underwriting capacity, Shareholder’s fund, Insurance companies, underwriting profit.