The macroeconomic results indicators have recorded a disastrous trend over the period January 2009 - January 2012 as a result of the effects of the economic and financial extended crisis, worsened by the extended political and moral crisis, the lack of efficiency of the government activity and...

Comparatively to the previous year (2008), during the period 2009-2013, the indices of the market services supplied to the population, as well as the indices of the retail trade have recorded a decrease. This decrease is generated by the domestic demand (an element of the GDP utilization), which...

The regression function serves as a basis for carrying out the numerous analyzes micro or macroeconomic indicators. Information obtained by use of the model simple linear regression are not always sufficient to characterize changes in an economic phenomenon and, in particular, to identify...

The occupied population includes all persons – both employees and freelancers – who develop a productive activity within the production limits of the European Accounts System.Employees represent all the persons working mainly on the basis of a formal or informal contract, for other resident...

This paper presents the author’s view on some analysis methods applicable to the labor market of Romania, focusing on problems such as structure and occupation. The first part is dedicated to a synopsis on the population and labor force indicator’s evolution, while further analysis is...

Pipelines that carry much of the world’s oil and gas snake through the depths of the Black Sea, the frigid waters of the Russian Arctic and cross some of the world’s most dangerous conflict zones. The value of these pipelines, oil and gas installations, and nuclear power plants makes them...

In this paper, the authors present an analysis of the economical-social evolution recorded in our country during the period 2000-2010. There are presented the major landmarks regarding mainly the evolutions of domestic trade, international trade, services, but without limit to these. Also, the...

Starting from the non-linear single factorial models, authors approach the linear regression model topic, by explicating the parameter estimation methodology, test of properties for the estimators of the regression model and the conditions for the use of regression in forecasting. The...

In this paper, authors present some considerations regarding the use of non-linear regression functions in the statistical analysis of economical phenomenon. The article includes the description of necessary steps for the determination of model parameters and the interpretation of the factorial...

In the authors meaning, this work submits the merits of utilizing the chain based system for building up the price indices within the time series comparatively with the utilization of the fix base system. Meantime, the authors are emphasizing the different properties, axioms or tests, which...