永利集团3044官网欢迎您
WISE
Chow Institute
User Center
Old Version
Chinese
CHINESE
EN
About
About Us
Contact US
People
Faculty Directory
Staff Dirctiory
Program
The Undergraduate Program
The Graduate Program
International Graduate Program
The Part-time Graduate Course Program
Study Aboad Program
Course Catalogue
Research
Publications
Working Papers
News & Events
News
Announcements
Academic Calendar
Seminars
Workshop & Conference
EN
CHINESE
EN
WISE
Chow Institute
User Center
About
About Us
Contact US
People
Faculty Directory
Staff Dirctiory
Program
The Undergraduate Program
The Graduate Program
International Graduate Program
The Part-time Graduate Course Program
Study Aboad Program
Course Catalogue
Research
Publications
Working Papers
News & Events
News
Announcements
Academic Calendar
Seminars
Workshop & Conference
Research
Research
Publications
Working Papers
Research
Publications
Working Papers
Publications
Location:
Home
->
Research
->
Publications
-> Content
修正的KSS检验及其对中国通货膨胀率的应用
id: 2328
Date: 20160223
Times:
Magazines
第34卷第2期,P313-322
Author
蔡必卿, 洪永淼
Content
Kapetanios等提出在指数平滑转换自回归(ESTAR)模型框架下进行单位根检验。他们的检验是基于误差项为独立同分布的强假设下得到的,该假设在现实中很难成立。当误差项为平稳弱相依时,该检验统计量的极限分布包含冗余参数。通过构造修正的KSS检验,得到了不包含冗余参数的检验统计量。蒙特卡罗模拟结果表明该修正的统计量大大减少了序列相关性带来的水平 扭曲(size distortion),且该检验统计量对于非线性平稳过程的检验功效高于PP检验.将该检验用于中国的通货膨胀率,发现它存在着一个单位根,是非平稳过程。
JEL-Codes
Keywords
单位根;ESTAR模型;修正的KSS检验
TOP