Adverse selection occurs in health insurance when there is an imbalance of high-risk, sick people to healthy people. The imbalance can happen due to sick people, who require more insurance, using more ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Thomas J Catalano is a CFP and Registered ...

Michael Boyle is an experienced financial professional with more than 10 years working with financial planning, derivatives, equities, fixed income, project management, and analytics. Jared Ecker is a ...