In this paper, we have investigated the dependence of taxes based on GDP in Romania during 2001-2011. After determining the regression equation, an apparently surprising conclusion is that there is a weak dependence of tax revenues to the GDP.

In this paper, we have investigated the dependence of money demand based on GDP and the real interest rate in Romania during 2001-2011. After determining the regression equation, an apparently surprising conclusion is that the most influential factor in the demand for money is the level of GDP...

The paper deals with the problem of statistical forecasts in terms of polynomial regression. Thus, it compares actual results with predicted variables using data sets sequentially go through all the set initially.

In this article, we will carry out an analysis on the regularity of the Gross Domestic Product of a country, in our case the United States. The method of analysis is based on a new method of analysis – the cyclic regressions based on the Fourier series of a function. Another point of view is...

The phenomenon of knowledge is crucial for the existence of humanity. During centuries the learning activity has know a large variety of manifestation. In our times, the relationship between the level of people’s education and the welfare is in a direct link. In the paper we have prove that...

The model presented in this article is an adaptation of the IS-LM model for an open economy in which both the static aspects and dynamic ones are approached. Also, based on the model built, it is determined the level of potential GDP and the natural unemployment rate. The determination of...

In this paper, we have investigated the dependence of net export based on GDP and the consumer demand in Romania during 2001-2011. After determining the regression equation, the main conclusion is that in Romania is an excessive dependence of net exports from the level of consumption. The fact...