A B S T R A C T

The purpose of the research – is to make scientific generalisations on the essence, place and role of population income as an economic category, as well as on conceptual approaches to the mechanisms of its formation.

The methodology of the research – comparative and systematic analysis, analysis and synthesis, as well as logical generalisation methods have been used in the research.

The practical importance of the research – can be a theoretical basis for research in the field of population income distribution, may be used to implement measures to reduce income inequality among the population and form a middle class in the society, and to set as the main requirement the improvement of the well-being of the country's population.

The results of the research – can be used in the preparation of policies related to the reduction of social inequality between economic growth and population income.

The originality and scientific novelty of the research – the process of evolution of population income theories has been investigated, theoretical considerations related to the factors influencing this evolution have been summarised and systematized.

Keywords: national income, population income, distribution and redistribution, economic growth, income inequality, salary, profit, rent.