The effects of the international financial and economic crisis have been felt strongly and over the regional economy. The economic crisis in Romania due to wrong macroeconomic policy mix adopted in recent years is mainly a domestic crisis. The main cause is excessive consumption on credit.

The first aim of this paper is to see if there is some differences regarding the value of decay factor estimated based on squared error loss, the RiskMetrics approach, and the values obtain from implementing the check error loss function in estimating the decay factors. Regarding the equity...

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...

In this paper, we analyze the main results regarding evolution of the national economy in recent years. This period is characterized by sinuous development of economy under the impact of several events with major influence on social-economic development. The results of most synthetic development...

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...

Modern Portfolio Theory was initially introduced by Markowitz in 1950-1960 and further developed by Tobin and Sharpe, representing the first step in the direction of modern financial theory. The main problem the investors are confronted with is how much to invest in each action and the...