计量经济学是经济学类专业中最受重视的几门课程之一。笔者在教学活动中发现,尽管很多学生为学好这门课程花了大量的精力,但在部分问题的理解上还是存在偏误。笔者经过归纳总结,认为在教学过程中不应忽视三个知识点的讲解,即线性与拟合优度的含义、经典假设的作用。%As known to all,Econometrics is one of the most important courses in economics majors.Although many students take so much time to study this course,I found some students have error understanding in some issues during my teaching activities. After the summary,I think that the three knowledge points should not be ignored in the teaching process to explain, the meanings of linear regression and goodness of fit, and the role of classical assumptions.
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