One rationale for government involvement in health care markets is tha

One rationale for government involvement in health care markets is that government involvement is necessary to prevent the spread of contagious diseases, which can be a type of externality.

Which of the following is not an example of a public health externality? a. The provision of vaccinations against communicable diseases. b. The provision of clean drinking water to prevent the spread of water-borne diseases. c. The elimination of pools of standing water to help prevent the spread of malaria.
d. The provision of drugs to help control cholesterol, a primary factor in heart disease.

ANSWER

d