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wu jie ju xiang de jing ji ji liang mo xing de zui xiao er cheng fa gu ji
Author(s): 
Pages: 45-47
Year: Issue:  2
Journal: The Journal of Quantitative & Technical Economics

Keyword:  截距项经济计量模型经济计量学模型参数估计式检验统计量随机扰动项判定系数偏回归系数最小二乘法估计;
Abstract: <正> 在经济计量学中,一般的单方程线性经济计量模型(简称为模型)形如:Yi01X1i2X2i+…+βkXki+ui (i=1,2,…,N,下同) (1)式中:Y为应变量;x1、x2……xk为K个解释变量;u为随机扰动项;β0、β1……βk为参数,β0亦称为截距项,β1,…,βk亦称为偏回归系数;N为观察值数。
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