The article considers the possibility of the use of complex valued index, which includes both material and imaginary parts, as an indicator of the level of region's development. The material part of this index characterizes the income level of the region's population and thereby is the...

In article tendencies of disease of the population of Ukraine and the Kharkov area on classes of illnesses are investigated. Dynamics of disease of the population of Ukraine till 2020 is predicted. Classes of illnesses which need prime actions from the state on their prevention and treatment are...