State market share from SNLi is the insurer's share (natural log) of total workers' compensation insurance business in a state and is the amount of direct premiums written by that insurer in a state divided by the total amount of direct premiums written by all insurers in that state.
Total number of states in which insurer writes workers' compensation direct premiums written greater than $100,000 is obtained from SNLi. (18)
(16) Insurer-specific data are obtained from SNLi and are NAIC annual data that include a limited number of data elements by state and by line including, but not limited to, direct premiums written, direct losses incurred, and defense costs and containment fees incurred.