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Asymptotic Normality of Parameter Estimators for Mixed Fractional Brownian Motion with Trend
被引:1
作者:
Ralchenko, Kostiantyn
[1
]
Yakovliev, Mykyta
[1
]
机构:
[1] Taras Shevchenko Natl Univ Kyiv, Dept Probabil Stat & Actuarial Math, 64-13 Volodymyrska St, UA-01601 Kiev, Ukraine
关键词:
Fractional Brownian motion;
Wiener process;
mixed model;
asymptotic distribu-tion;
EQUITY WARRANTS;
PRICING MODEL;
D O I:
10.17713/ajs.v52iSI.1770
中图分类号:
O21 [概率论与数理统计];
C8 [统计学];
学科分类号:
020208 ;
070103 ;
0714 ;
摘要:
We investigate the mixed fractional Brownian motion of the form Xt = & theta;t+& sigma;Wt+& kappa;BtH, driven by a standard Brownian motion W and a fractional Brownian motion BH with Hurst parameter H. We consider strongly consistent estimators of unknown model param-eters (& theta;, H, & sigma;, & kappa;) based on the equidistant observations of a trajectory. Joint asymptotic normality of these estimators is proved for H & ISIN; (0, 21).
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页码:127 / 148
页数:22
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