一、普通最小二乘估计 二、最大或然估计 三、矩估计 四、参数估计量的性质 五、样本容量问题 六、估计实例

一、中国居民人均消费模型 例2.5.1 考察中国居民收入与消费支出的关系

一、Ŷ0是条件均值E(Y|X=X0)或个值Y0的一个无偏估计 二、总体条件均值与个值预测值的置信区间

一、拟合优度检验 二、变量的显著性检验 三、参数的置信区间

一、一元线性回归模型的基本假设 二、参数的普通最小二乘估计（OLS） 三、参数估计的最大或然法(ML) 四、最小二乘估计量的性质 五、参数估计量的概率分布及随机干扰项方差的估计

一、西方经济学的研究对象 二、需求与供给 三、消费者行为理论 四、生产成本理论 五、市场理论 六、生产要素需求 七、外部性 八、国民收入核算 九、宏观政策

2.1 If there are two goods with positive prices and the price of one good is reduced, while income and other prices remain constant, then the size of the budget set is reduced. Topic: Budget Constraint Diculty: 1 % Correct Responses: 76 Discrimination Index: 24 Correct Answer: False

This chapter was written so I would have something to talk about on the first day of class. I wanted to give students an idea of what economics was all about, and what my lectures would be like, and yet not have anything that was really critical for the course. (At Michigan, students are still shopping around on the first day, and a good number of them won’t necessarily be at the lecture.)

Introduction. The problems in this chapter examine some variations on the apartment market described in the text. In most of the problems we work with the true demand curve constructed from the reservation prices of the consumers rather than the “smoothed” demand curve that we used in the text

一、国际贸易实务操作的准备阶段 二、商品的品质、数量、包装 三、 贸易术语、价格条款 四、国际货物运输与保险 五、国际结算 六、检验、违约、赔偿与仲裁 七、合同履行中注意的问题及其他