In the future, digital technologies will make it possible to increase the transparency of the economic activities of tax organizations, the transparency of the economy of all economic entities in Russian Federation, which guarantees the stability of receipts to the country's budget, an improvement in the quality of budget planning and economic stability. The purpose of this study is to substantiate the optimization of the economic activities of tax organizations based on the introduction of digital technologies. The object of the research is the economic activity of tax organizations. The subject of the research is digital technologies as a factor in optimizing economic activity and the sustainability of tax organizations. The analysis of the efficiency of tax organizations is presented. The author's vision of the influence of digital technologies on the optimization of economic activity is given on the example of the branch of the Federal Tax Service of the Russian Federation in terms of tax control and the provision of public services. It is concluded that the optimization of the economic activities of tax organizations based on the introduction of digital technologies will reduce the costs of current activities, tax administration, time costs for tax transactions.

The unemployment problem among youth is a consequence of transition of Russia from state planned economy to the market. University graduates face an array of problems by search of a workplace as they are insufficiently demanded in the labour market. Therefore it is necessary to take a number of measures for the solution of this question, to give various help to graduates in job search. This problem carries both social and economic nature, so its decision will promote increase of level of living in the country and will increase cost efficiency of Russia

Smart Region" is a new paradigm of improving the competitiveness and security of the regional economy at the present stage, the transition to which is not fully possible without the "smart" modernization of housing management systems. The search and justification of "smart" areas of modernization of housing management systems is a relevant and popular direction of scientific researches in solving the problems of improving competitiveness and security of the regional economy.

The article considers the most important component of the transport infrastructure - the road infrastructure, which at the same time is one of the most important spheres of economic activity. The socio-economic development of the Russian Federation has been studied, requiring advanced development and modernization of the road network as part of the transport infrastructure of the country and world space, as well as improving the technical level of road construction.