Using a factorial design for explaining the rentabilitãþilor allows to reduce the volume of such calculations as long as the number of factors is less than the number of assets. Under these circumstances, rather than to introduce wording ARCH directly into rentabilitãþilor, estimate it will...

In countries like Romania, which was in the process of transition to a market economy, the need to attract investment in areas that are amenable to develop objective is a necessity. Romania, like other Eastern European countries, has inherited an integrated industrial development capacities,...

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 regression model is used in order to obtain the parameters that correspond to the set of variable dependency analysis, formulated between variables, where the series of data are recorded in the statistical units of the population for a period or a moment, and for highlighting the dependence...