These methods are based on certain theories of welfare economics or ethic.

这些测度方法都是建立在一定的福利经济学、理学基础之上.

Whether the market allocation is desirable is determined by welfare economics.

市场的资源配置是否令人满意,取决于福利经济学.

The paper introduces the idea of the welfare economics by establishing a model to analyze the manner in which to maximize the social welfare.

在建立一个模型基础上，分析了何时采用何种方式退出实现社会福利最大化；