Hypothesis testPanel unit-root tests
Fisher面板单位根检验
Fisher型（Maddala-Wu）面板单位根检验，于1999年提出，结合了Fisher的卡方（chi-squared）元分析框架下的个体ADF单位根p值，以生成单一的面板层级检验统计量。与Levin-Lin-Chu方法不同，它不强制要求跨截面单位具有相同的自回归参数，因此成为宏观经济学、金融学和区域经济学中异质性面板数据的自然选择。
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来源
- Maddala, G. S., & Wu, S. (1999). A comparative study of unit root tests with panel data and a new simple test. Oxford Bulletin of Economics and Statistics, 61(S1), 631–652. DOI: 10.1111/1468-0084.0610s1631 ↗
如何引用本页
ScholarGate. (2026, June 2). Maddala-Wu (Fisher-type) Panel Unit-Root Test. ScholarGate. https://scholargate.app/zh/econometrics/fisher-panel-unit-root-test
Which method?
Set this method beside its closest kin and read them side by side — the library lays the books on the table; the choice is yours.
- 增广迪基-福勒（ADF）单位根检验计量经济学↔ compare
- Im-Pesaran-Shin (IPS) 面板单位根检验计量经济学↔ compare
- Levin-Lin-Chu (LLC) 单位根检验计量经济学↔ compare