role of non profit board of directors Value is the core concept that defines the existence of human beings. It is the essence of human existence and development. All human emancipation behavior, namely the essential rule (humanity) for the creation of the self and to create and eventually reached for the essence of the law in order to maintain and development of a simple statement is all human practice is for maintaining and developing the essence of self, all value form from the category, cannot be separated from this category. Values in many areas have specific forms, such as social value, personal value, economic value, legal value, etc. The existence of these values is the essential nature of the category of human beings in different fields. At the same time, because there are some conceptualized maintenance and development of human thought there is no actual physical force, such value is defined separately as nominal value. Ť he returned to the top five-year bond, because record lows in January has significantly improved, now pay 22 PC more than the beginning of the year. A large bank of about 0.15 percentage points increased the prices they offered, but the challenger bank still had the best buy watches.