Market failures are often not failures of markets, but failures of market design.
我们称之为管理的大部分内容,实际上是让人们难以完成工作。
模糊集的概念提供了一种自然的方式来处理那些不精确性源于缺乏明确定义的类别成员标准的问题。
The path to a lower-carbon future will require multiple solutions and approaches.
The basic laws of behavior are the same for all organisms.