ARMA PROCESSES;
FRACTIONAL DIFFERENCING;
LONG MEMORY;
SPECTRAL DENSITY;
REGRESSION ESTIMATES AND MAXIMUM LIKELIHOOD ESTIMATES;
D O I:
10.1080/03610929208830850
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:
A regression type estimator of the parameter d in fractionally differenced ARMA (p,q) processes is presented. The proposed estimator is shown to be mean square consistent. Its performance is compared with some of the existing estimators via a simulation study.