This thesis discusses these questions and argues that social welfare function should be obtained as a non-weighted sum of individual cardinal utility functions.

The allocation of college education capital accords with theory of cardinal utility.

A barycenter model of group decision making on resource allocation is constructed in this paper using groups loss function based on the additive kind of group cardinal utility function.

Utility Function Applied in Cost Optimization of Oil Gas Pipeline Integrity Maintenance;

Spotbeam handover scheme for LEO satellite mobile communication systems by using utility function;

Worst-Case Index based on Utility Function;

First, a new kind of effective function is proposed, by which the decision making matrix with different dimensions and different kinds of indexes is changed uniformly into effective matrix.