、What is the author`s attitude to the EV-N of GM judging from the last paragraph?Objective.请翻译

问题描述:

、What is the author`s attitude to the EV-N of GM judging from the last paragraph?Objective.请翻译

从最后一段推断,作者对EV-N和GM抱有什么样的态度?客观的!