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On Lindley-like mean correction in the improved estimation of linear regression models
Srivastava, V. K.; Ullah, A. - In: Economics letters 6 (1980) 1, pp. 29-35
Persistent link: https://www.econbiz.de/10002865849
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A necessary and sufficient condition for the dominance of an improved family of estimators in linear regression models
Srivastava, Virendra K. - In: Economics letters 20 (1986) 4, pp. 345-349
Persistent link: https://www.econbiz.de/10001014799
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Asymptotic distribution of least squares estimator and a test statistic in linear regression models
Srivastava, M. S. - In: Economics letters 21 (1986) 2, pp. 173-176
Persistent link: https://www.econbiz.de/10001016545
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Profile likelihood estimation of partially linear panel data models with fixed effects
Su, Liangjun; Ullah, Aman - In: Economics letters 92 (2006) 1, pp. 75-81
Persistent link: https://www.econbiz.de/10003336513
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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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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
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A nonparametric random effects estimator
Henderson, Daniel J.; Ullah, Aman - In: Economics letters 88 (2005) 3, pp. 403-407
Persistent link: https://www.econbiz.de/10003035733
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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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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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On existence of moment of mean reversion estimator in linear diffusion models
Bao, Yong; Ullah, Aman; Zinde-Walsh, Victoria - In: Economics letters 120 (2013) 2, pp. 146-148
Persistent link: https://www.econbiz.de/10010127806