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Journal of Probability and Statistics
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Special Issues
Journal of Probability and Statistics
/
2010
/
Article
/
Tab 2
/
Research Article
Estimating the Conditional Tail Expectation in the Case of Heavy-Tailed Losses
Table 2
Point estimates
CTE
̃
n
(
t
)
and 95% confidence intervals for
CTE
F
(
t
)
when
γ
=
3
/
4
.
t
=
0.75
CT
E
F
(
t
)
=
9.719
n
k
*
CTE
̃
n
(
t
)
error
rmse
lower
upper
cover
length
1000
051
9.543
0.018
0.582
8.589
9.543
0.854
0.954
2000
104
9.808
0.009
0.466
9.150
10.466
0.888
1.316
5000
222
9.789
0.007
0.410
9.363
10.215
0.915
0.852
t
=
0.90
CT
E
F
(
t
)
=
18.494
n
k
*
CTE
̃
n
(
t
)
error
rmse
lower
upper
cover
length
1000
051
18.199
0.015
0.989
17.437
18.960
0.874
1.523
2000
104
18.696
0.011
0.858
18.052
19.340
0.895
1.288
5000
222
18.541
0.002
0.798
18.092
18.990
0.925
0.898