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Testing for no-cointegration under time-varying variance
Wang, Shaoping; Zhao, Qing; Li, Yanglin - In: Economics letters 182 (2019), pp. 45-49
Persistent link: https://www.econbiz.de/10012122426
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New unit root tests in the nonlinear ESTAR framework : the movement and volatility characteristics of crude oil and copper prices
Li, Yanglin - In: Computational economics 63 (2024) 5, pp. 1757-1776
Persistent link: https://www.econbiz.de/10014549246
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Testing factor models when asset bubbles occur : a time-varying perspective
Yu, Lu; Li, Yanglin - In: Economic modelling 124 (2023), pp. 1-8
Persistent link: https://www.econbiz.de/10014463291