Abstract
In this paper, we study the asymptotic properties for the drift parameter estimators in the fractional Ornstein–Uhlenbeck process with periodic mean function and long range dependence. The Cremér-type moderate deviations, as well as the moderation deviation principle with explicit rate function can be obtained.
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We would like to express our great gratitude to the anonymous reviewer for the careful reading and insightful comments, which surely lead to an improved presentation of this paper.
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Hui Jiang is supported by the Natural Science Foundation of Jiangsu Province of China (Grant No. BK20231435) and Fundamental Research Funds for the Central Universities (Grant No. NS2022069); Weigang WANG is supported by Natural Science Foundation of Zhejiang Province (Grant No. LY19A010004)
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Jiang, H., Li, S.M. & Wang, W.G. Moderate Deviations for Parameter Estimation in the Fractional Ornstein–Uhlenbeck Processes with Periodic Mean. Acta. Math. Sin.-English Ser. (2023). https://doi.org/10.1007/s10114-023-2157-z
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DOI: https://doi.org/10.1007/s10114-023-2157-z
Keywords
- Cramér-type moderate deviation
- fractional Ornstein–Uhlenbeck process
- parameter estimation
- multiple Wiener-Itô integrals