门槛回归模型中门槛值和回归参数的估计

被引:12
作者
蒋家坤 [1 ]
林华珍 [1 ]
蒋靓 [2 ]
YIP Paul Siu Fai [3 ]
机构
[1] 西南财经大学统计学院统计研究中心
[2] 四川大学数学学院
[3] 香港大学社会工作及社会行政学系
关键词
门槛模型; 光滑最小二乘; SCAD(smoothly clipped absolute deviation)判罚;
D O I
暂无
中图分类号
O212.1 [一般数理统计];
学科分类号
070103 [概率论与数理统计];
摘要
门槛模型中有两个关键问题:门槛个数的选择和门槛参数的估计.本文提出的判罚光滑最小二乘方法同时解决这两个问题.本文的方法避免了为确定门槛个数所需的假设检验,计算简单.回归参数估计被证明是n-1/2相合且渐近正态,门槛参数估计被证明是(n/h-)1/2相合且渐近正态.数值模拟和实际例子结果显示本文方法有效可行.
引用
收藏
页码:409 / 422
页数:14
相关论文
共 11 条
[1]
On the least squares estimation of multiple-regime threshold autoregressive models.[J].Dong Li;Shiqing Ling.Journal of Econometrics.2011, 1
[2]
Likelihood estimation and inference in threshold regression.[J].Ping Yu.Journal of Econometrics.2011, 1
[3]
A smoothed least squares estimator for threshold regression models.[J].Myung Hwan Seo;Oliver Linton.Journal of Econometrics.2006, 2
[4]
Standard errors and covariance matrices for smoothed rank estimators.[J].B. M. Brown;You-Gan Wang.Biometrika.2005,
[5]
Estimation and model selection based inference in single and multiple threshold models [J].
Gonzalo, J ;
Pitarakis, JY .
JOURNAL OF ECONOMETRICS, 2002, 110 (02) :319-352
[6]
Variable selection via nonconcave penalized likelihood and its oracle properties [J].
Fan, JQ ;
Li, RZ .
JOURNAL OF THE AMERICAN STATISTICAL ASSOCIATION, 2001, 96 (456) :1348-1360
[7]
Nonparametric inference on structural breaks [J].
Delgado, MA ;
Hidalgo, J .
JOURNAL OF ECONOMETRICS, 2000, 96 (01) :113-144
[8]
Dynamic asymmetries in US unemployment [J].
Koop, G ;
Potter, SM .
JOURNAL OF BUSINESS & ECONOMIC STATISTICS, 1999, 17 (03) :298-312
[9]
Threshold effects in non-dynamic panels: Estimation, testing, and inference [J].
Hansen, BE .
JOURNAL OF ECONOMETRICS, 1999, 93 (02) :345-368
[10]
Testing and modeling multivariate threshold models [J].
Tsay, RS .
JOURNAL OF THE AMERICAN STATISTICAL ASSOCIATION, 1998, 93 (443) :1188-1202