Romanian Abstract: Lucrarea prezintă utilizarea metodelor Jacobi şi Seidel Gauss în rezolvarea sistemelor liniare cu aplicaţii în economie. Aceşti doi algoritmi clasici sunt utilizaţi pentru analiza raportului dintre cerere şi ofertă. Se face astfel o analiză a evoluţiei preţului...

Romanian Abstract: Sistemele liniare sunt utile în analiza situaţiilor în care datele cantitative este necunoscute sau trebuie să fie măsurate şi informaţiile calitative sunt cunoscute; astfel de situaţii apar frecvent în discipline precum economia, biologia, etc. Dezvoltarea de noi...

The use of the software package is today indispensable for modeling of financial decisions. Business organizations will invariably make greater demands of the software than individual users. Excel is an option along with other software applications tailored to the market, and bespoke (in-house)...

The paper analyses the presuppositions (often implicit) the actual quantitative and logical modelling is based on. In the context, some points of view are proposed, aimed at to eliminate or reduce the incertitude and vagueness generated by the actual way of understanding the macroeconomic modelling.

Urban systems are becoming increasingly complex as urban economies, social and political structures and norms, infrastructure systems and technologies evolve. Therefore, the development of operational urban simulation models is required in order to achieve an improvement of the quality of...

English Abstract: Performance reasons in decision making based on business data usually requires a good management of multiple data formats and also processing speed, flexibility, portability, automation, power of suggestion and ease of use. The paper comes with theoretical ideas and practical...

English Abstract: Under the current conditions where the smooth running of the audit activity involves taking into account the multiple aspects to be analyzed for the same problem and, very often, several data sources, the quality, speed and flexibility of reporting in strict relation with the...

During the decision process, one has to take into consideration more than one criterion, the alternative that meets as many criteria as possible being chosen eventually. As it is impossible to reach the maximum level that is wished for separately for each criterion at the same time, one has to...

This survey analyzes two types of models: 1. Models based on assumptions of monetary and financial market equilibrium disturbance in line with mainstream thinking to believe that is self-regulating market, the units would have rational expectations, an the crisis would be a temporary phenomenon...