Regression modelEconometrics / time series
非线性 PP 单位根检验
非线性 Phillips-Perron 单位根检验扩展了经典的 PP 检验，它允许向均衡的调整遵循非线性路径——例如平滑过渡或阈值机制——而不是假设恒定的线性调整速度。当真实的数据生成过程涉及依赖于状态或不对称的均值回复动态时，这使其更具威力。
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来源
- Phillips, P. C. B., & Perron, P. (1988). Testing for a unit root in time series regression. Biometrika, 75(2), 335-346. DOI: 10.1093/biomet/75.2.335 ↗
- Kapetanios, G., Shin, Y., & Snell, A. (2003). Testing for a unit root in the nonlinear STAR framework. Journal of Econometrics, 112(2), 359-379. DOI: 10.1016/S0304-4076(02)00202-6 ↗
如何引用本页
ScholarGate. (2026, June 3). Nonlinear Phillips-Perron Unit Root Test. ScholarGate. https://scholargate.app/zh/econometrics/nonlinear-pp-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.
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