The comparative analysis of the standard of living of the population is significant from the viewpoint of evaluation of economic changes as well as determination of the distance between countries with regard to social development. The goal of the article was to compare, using the methods of...

Link directions are essential to the functionality of networks and their prediction is helpful toward a better knowledge of directed networks from incomplete real-world data. We study the problem of predicting the directions of some links by using the existence and directions of the rest of...

Sustainable development assumes improvement in the quality of living of present and future generations by achieving social, economic and environmental balance. Demographic changes play a significant role in this process due to their long-term impact on social and economic outcomes. The...