What makes health care markets different from other markets? Check all that apply. Uncertainty Externalities The number of patients The number of doctors Insurance Which of the following presents a particularly difficult issue in health care? Although health care services are uncertain, they are cheap. Although health care services are cheap, they are uncertain. Health care services are both uncertain and expensive. Most of people's actions do not negatively or positively affect others. Which of the following is characteristic of a price in the health care market? Doctors are not allowed to charge patients the full price the doctor quotes for a treatment. Doctors always exaggerate the real price quoted for a treatment. Low-income patients never pay the full price the doctor quotes for a treatment. There is a difference between the price the doctor quotes for a treatment and the price that the patient pays