In this paper, the research focuses on the evolution of the GDP in recent years. The data are collected from official sources, mainly the publications of the National Institute of Statistics. The research also emphasizes the role of resources and utilizations as factors that determine the...

This paper describes the most important aspects regarding the evolution of the Gross Domestic Product of Romania. The main topics approached by the author are the modification factors on categories of resources, the evolution as determined by categories of utilizations, the achievement of the...

The DuPont analysis system is based on decomposing the profitability ratio in factors of influence. This paper describes the factorial analysis of profitability based on the DuPont system. Significant importance is given to the impact on various indicators on the shares value and profitability.

At this time there are 37 demographic surveillance system sites active in sub-Saharan Africa, Asia and Central America, and this number is growing continuously. These sites and other longitudinal population and health research projects generate large quantities of complex temporal data in order...

This article describes how geographic information systems (GISs) can enable, enrich and enhance geospatial applications and services. Accurate calculation of the similarity among geospatial entities that belong to different data sources is of great importance for geospatial data linking. At...