The unique US health care market Even though the US market is unique in this way,much of our empirical evidence will come from the US. This allows us to understand the maladies that can occur in private markets for health care:adverse selection,moral hazard,and monopolistic firms. Understanding these problems is critical to understanding why other countries approach health policy in radically different ways. Bhattacharya,Hyde and Tu-HealthEconomics Bhattacharya, Hyde and Tu – Health Economics The unique US health care market  Even though the US market is unique in this way, much of our empirical evidence will come from the US.  This allows us to understand the maladies that can occur in private markets for health care: adverse selection, moral hazard, and monopolistic firms.  Understanding these problems is critical to understanding why other countries approach health policy in radically different ways