The deterioration of the environment is caused by the existence of large urban agglomeration whose main problem is that … phenomenon which emphasizes the degradation of the human civilization and the environment, on the other hand, in this way being …

environment protection issues, have brought the sustained promotion of alternative energy sources. Bio fuels, as possible …

uncertain results, in my opinion there is no distinction between an efficient management and a good management of the risk …. Considering that risk attitude of the manager is a determinant of his behaviour, an important goal in management is to understand … influence over the decision behaviour in risk contexts. …

hypothesis in the Romanian financial market case; 2) a critical distinction between the concept of "risk" and the concept of … "incertitude"; 3) the use of the individual yield/risk ratio versus the market one as a selection variable; 4) the renouncement at … disfunctions, there is a possibility to build an "optimal" portfolio based on a yield-risk arbitrage inside an efficiency frontier …

to take over the structure of the rating in the investment of portfolio for a good profitability but with a higher risk. …