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A consistent nonparametric test for linearity of AR(p) models
Fan, Yanqin - In: Economics letters 55 (1997) 1, pp. 53-59
Persistent link: https://www.econbiz.de/10001225284
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Bootstrapping J-type tests for non-nested regression models
Fan, Yanqin - In: Economics letters 48 (1995) 2, pp. 107-112
Persistent link: https://www.econbiz.de/10001190184
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On the density estimation of air pollution in Beijing
Fan, Yanqin; Hou, Lei; Yan, Karen X. - In: Economics letters 163 (2018), pp. 110-113
Persistent link: https://www.econbiz.de/10011982975
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Partial identification of distributional and quantile treatment effects in difference-in-differences models
Fan, Yanqin; Yu, Zhengfei - In: Economics letters 115 (2012) 3, pp. 511-515
Persistent link: https://www.econbiz.de/10009632890
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The positive-part Stein-rule estimator and tests of linear hypotheses
Ullah, Aman - In: Economics letters 1 (1988), pp. 49-51
Persistent link: https://www.econbiz.de/10001042726
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Moments of OLS estimators in an autoregressive moving average model with explanatory variables
Ullah, Aman - In: Economics letters 21 (1986) 3, pp. 265-269
Persistent link: https://www.econbiz.de/10001016352
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Bias in the estimation of mean reversion in continuous-time Lévy processes
Bao, Yong; Ullah, Aman; Wang, Yun; Yu, Jun - In: Economics letters 134 (2015), pp. 16-19
Persistent link: https://www.econbiz.de/10011432138
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The second-order bias of quantile estimators
Lee, Tae-hwy; Ullah, Aman; Wang, He - In: Economics letters 173 (2018), pp. 143-147
Persistent link: https://www.econbiz.de/10012022969
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On the dominance of Mallows model averaging estimator over ordinary least squares estimator
Zhang, Xinyu; Ullah, Aman; Zhao, Shangwei - In: Economics letters 142 (2016), pp. 69-73
Persistent link: https://www.econbiz.de/10011616687
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A semiparametric conditional duration model
Dungey, Mardi H.; Long, Xiangdong; Ullah, Aman; Wang, Yun - In: Economics letters 124 (2014) 3, pp. 362-366
Persistent link: https://www.econbiz.de/10010495203