This work is based on Prospect theory, which was developed by D. Kahneman and A. Tversky in 1979. This is one the most quoted and best-documented point of view in economic psychology. First of all, it replaces, once again, the notion of utility with value. But value is defined in terms of gains...

Decision contexts, decision nature and characteristics that are to be made, the features of the decision maker, the quantity and the quality of the information available intended to support the decision making process are the major premises of the efficiency. In the world where the changes are...

Improving the performance of public sector is the goal that is high on the policy agenda in almost all industrialized countries. Policy makers in individual countries are increasingly aware of the need to know how they are doing relative to the competition. But, the measuring public performance...

Bucharest, the most important city of Romania with almost 2,5 millions of citizen and 800.000 cars, represent not only the Romanian capitale but the most pollutant city due to the road traffic.