Health care insurers have faced increased risks under the health care reform (PPACA) in the United States. By increasing the population of insureds, eliminating coverage caps, extending covered perils, and mandating minimum loss ratios, health care reform confronts insurers with the specter of...

As financial intermediaries in the health care delivery system, U.S. health insurers will be strongly affected by sweeping legislative reforms adopted in 2010, both in health care and in financial regulation. In this paper, we provide useful context for interpreting these reforms and for...

Market discipline examines the extent to which consumers and investors discipline misbehavior by financial institutions. Most previous studies have examined banks. In addition, the disciplinary function of consumers has been relatively neglected. This paper is the first to examine the...

This chapter presents an overview of the US health insurance market, reviews health insurance research literature, and examines premiums, medical expenses, medical service utilization, and data envelopment analysis (DEA) efficiency measures of health insurers from different perspectives. Results...

The results of this research were surprising. Consistently, from 2002 to 2016, there is one group of health insurers that perform well and better than others as measured by return on capital (and also return on assets). The group is of those insurers specializing in Medicaid, the public...