线性回归模型和一元线性回归模型

§5.1 虚拟变量 §5.3 滞后变量 §5.3 模型的设定偏误* （§3.6 受约束的回归） §5.4 从传统到约化建模

Ch. 21 Univariate Unit Root process 1 Introduction Consider OLS estimation of a AR(1)process, Yt= pYt-1+ut where ut w ii d (0, 0), and Yo=0. The OLS estimator of p is given by and we also have

《计量经济学》诺贝尔奖得主

Some Terminology o In the simple linear regression model where y=Bo+ Bx+ u, we typically refer to y as the a Dependent variable, or a Left-Hand Side Variable. or Explained variable, or Regressand

Why study econometrics? Rare in economics(and many other areas without labs! ) to have experimental data Need to use nonexperimental. or observational data to make inferences eImportant to be able to apply economic theory to real world data Economics 20- Prof. Anderson

21 Drop I from the title Review of Statistics I 28 Footnote #2: Degrees of belief 46 Question 2.4 (b) (ii) E3 + A3 instead of E2 + A3

14.1 自相关的性质 14.2 自相关的后果 14.3 自相关的诊断 14.4 补救措施 14.5 如何估计 自相关系数 14.6 总结

一、参数估计量的区间估计—不做介绍 二、预测值的区间估计

要点：掌握一元线性回归模型中的基本概念、方法。区分 总体回归函数和样本回归函数。掌握普通最小二乘法的思 想和计算方法