Utility derived value allows products or services to be measured on outcome instead of demand or supply theories that have the inherent ability to be manipulated.
效用产生的价值按结果衡量产品和服务，而不是根据能够扭曲的供应需求理论。
2
The paper reviewed some theories on decision-making by economists and psychologists, including expected utility theory, subjectively expected utility theory and prospect theory.
该文简要回顾了经济学和心理学视野中的决策理论，包括预期效用理论、主观预期效用理论和前景理论。
3
The content includes the implication and nature of utility charge, theories of charge, the content of utility charge management, as well the system theory of public regulation policy.