We offer a novel explanation of underwriting volatility in property-liability insurance markets in terms of private uncertainty over public regulatory policy. Underwriting involving random losses to policyholders is one source of risk to the equity value of insurance firms. Solvency regulations,...

This paper identifies the risk and risk-adjusted return determinants of US insurers. We find that the significant firm-specific determinants for risk and risk-adjusted return vary slightly for the risk proxy and risk-adjusted return proxy used, and the types of insurers. We find that in general,...