The reason for affecting unfair degree of psychology is analyzed and the ways of decreasing it are raised according to the basic points of the unfair degree of psychology and the three threshold.

Farewell to Average and Desire for Impartiality --the changes of unfair psychology and its reasons during the transition in China;

Alain C and Patrick M explored these new definitions for quasi-orderings of substituting the [absolute] differentials,deprivation and satisfaction in the inequality measurement of income distribution.

Joint Contracts:Behavioral Game Analyses Based on Fairness Preferences;