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Testing for a unit root with nonstationary nonlinear heteroskedasticity
Tu, Yundong; Chan, Nigel; Wang, Qiying - In: Econometric reviews 39 (2020) 9, pp. 904-929
Persistent link: https://www.econbiz.de/10012295588
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Asymptotics for general fractionally integrated processes with applications to unit root tests
Wang, Qiying; Lin, Yan-xia; Gulati, Chandra M. - In: Econometric theory 19 (2003) 1, pp. 143-164
Persistent link: https://www.econbiz.de/10001728184
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A general limit theory for nonlinear functionals of nonstationary time series
Wang, Qiying; Phillips, Peter C. B. - 2022
Persistent link: https://www.econbiz.de/10013326692
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Asymptotic theory for near integrated processes driven by tempered linear processes
Sabzikar, Farzad; Wang, Qiying; Phillips, Peter C. B. - In: Journal of econometrics 216 (2020) 1, pp. 192-202
Persistent link: https://www.econbiz.de/10012439672
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Self-weighted estimation for local unit root regression with applications
Hu, Zhishui; Liu, Nan; Phillips, Peter C. B.; Wang, Qiying - 2024
Persistent link: https://www.econbiz.de/10015076938