It is appreciated that the olives in Romania have recorded higher prices, so in this paper it is desirable to analyse exactly the evolution of the prices for the olives, but also the main factors that can influence these changes, such as import prices, the situation of the areas and production...

The authors point out that autocorrelation is an accidental statistical phenomenon. The cause of the occurrence of collinearity is the incomplete data base and that ideally, the elimination of the occurrence of autocorrelation is achieved by knowing the effect stage for all possible combinations...

Cucumber is found amongst vegetables grown for 3000 years and is of particular importance because of its nutritional value with a very low caloric intake. Cultivation of cucumbers is one of the most widespread in our country and can be consumed in both crudest and preserved state. In the present...

In order to analyze the degree of development of economic systems for the two agriculture types, conventional and ecological, as well as the "survival" capacity and the direction of their development, it is necessary to take into account the correct definition and measurement of the economic...

Economic efficiency is defined by the obtaining of useful economic effects, provided that material, human and financial resources are used rationally. Thus, in general terms, economic efficiency can be defined as the connection between the useful effects obtained from a certain economic activity...