Under the hypotheses IA and IB, OLS estimators are both linear and stationary. For it to provide the same minimum variance of all linear and stationary estimators and to take part of BLUE, it is necessary that the classical assumptions IIB and IIC should be available. As in the case of...

Regression function is the key to making many micro and macroeconomic analysis. After studying logical variables to be analyzed, graphical representation of data series and primary interpretation of information we pass to fundament the econometric model to be used.

The occupied population includes all persons – both employees and freelancers – who develop a productive activity within the production limits of the European Accounts System. In this figure it is included the number of employees determined in compliance with the accounts that take into...

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...

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...

In this paper, the authors present some considerations regarding the use of the multifactorial regression model in the statistical analysis of economical phenomenon. The paper comprises the steps necessary t determine the parameters of the model, the testing of model and the interpretation of...

This study approaches, from the theoretical viewpoint, the multi-factorial regression method as tool in the analysis of links establishing between indicators in economy, the conditions in which all the other factorial variables remain constant. Starting from the reality that the equation of...

The Taylor curve allows the description of the compromise relationship between the variability of the inflation ratio and the dynamics of production, from our study; it can be observed that the value of the inflation quotient decreases with the growth of the weight of production rise. The...

In this paper we have studied the dependence between GDP, final consumption and net investments. To analyze this correlation, the article proposes a multiple regression model, extremely useful tool in economic analysis. Regression model described in the article considers the GDP as outcome...