social welfare function

基本解释

Progressive degree of progressive tax rate depends on the type of Social welfare function and labour supply elasticity.
累进税率的累进程度取决于社会福利函数的类型和劳动供给弹性的大小。
With the rise of Arrow's impossibility theorem research in social welfare function in the West enters a stage of perplexity.
由于阿罗不可能性定理的提出，西方社会福利函数理论的研究进入了困惑时期；
Three fundamental questions of social choice are: what information social choice basing on, how to approach this information, which form social welfare function should be.
社会选择的三个基本问题是：什么是决定社会选择所需的信息? 如何取得所需的信息?。