Health economics is the assessment of how best to use existing resources to achieve the goals of the health care system. The economic evaluation of public health services is a way of trying to answer the three fundamental questions of health economics: what services should be produced, how and for whom. Economic evaluation in the public health system is important because it helps to answer the question of how to use limited resources in the face of unlimited needs and wants and in the context of increasingly complex health services. The field of health care in the context of the market economy mechanism, using economic laws and principles of problem solving, and knowledge of the basics of the market economy are necessary for all specialists in the public health system.