数学、统计与计算方法 · QT-C

从收益分布到估计误差

三个实验使用相同的冻结输入。先看记录与模型是什么,再观察统计量、路径与重抽分布怎样变化。

数据:QT-C-inputs-20260921-v1 · 内容:2026-09-21-QT-C-review-v2 · 浏览器不生成新随机数

QT04 · EXP-RETURNS-01

给尾部选概率质量,不改历史观测

阅读全文与解析。损失 L=−r;只有本次经验分布的风险函数被计算,不预测下一月。

默认:202607 CIZ 重建历史,1990-01—2025-12,432 月;不年化。

默认量
月数432
月均收益1.3886%
样本SD ddof=17.2883%
经验SD ddof=07.2798%
损失VaR9510.68%
损失ES9516.0582%

尾部质量相当于21.6个等权月:21个完整观测+1997-10边界观测0.6份;不是新造部分月份。

横轴保留原月份;纵轴为月损失百分数。实心点=完整纳入;空心点=仅纳入边界质量的一部分。改变窗口与 p 会同时更新样本量、统计量和高亮。
纳入 ES 的原月份与份额
原月份原损失 %纳入份额原CSV行
20010231.531.0000908
20010924.511.0000915
20001124.281.0000905
20020618.521.0000924
20000917.731.0000903
20081017.681.00001000
19980817.491.0000878
20020917.481.0000927
20020216.681.0000920
20021215.941.0000930
20080915.811.0000999
20080114.171.0000991
20010314.141.0000909
20220412.411.00001162
19990212.311.0000884
19900812.221.0000782
20220911.671.00001167
20081111.631.00001001
20190511.621.00001127
20000511.471.0000899
20010811.161.0000914
19971010.680.6000868
全部当前窗口记录
月份收益 %损失 %原CSV行
199001-0.940.94775
1990023.53-3.53776
1990034.10-4.10777
199004-1.461.46778
19900511.64-11.64779
199006-2.002.00780
199007-6.526.52781
199008-12.2212.22782
199009-6.166.16783
199010-3.823.82784
19901110.47-10.47785
1990123.93-3.93786
19910114.36-14.36787
1991025.98-5.98788
199103-0.610.61789
199104-3.013.01790
1991053.47-3.47791
199106-9.199.19792
1991074.15-4.15793
1991081.37-1.37794
199109-2.132.13795
1991100.13-0.13796
199111-5.015.01797
1991127.05-7.05798
1992017.35-7.35799
1992024.45-4.45800
199203-4.944.94801
1992040.20-0.20802
199205-0.750.75803
199206-2.712.71804
1992072.67-2.67805
199208-5.325.32806
1992092.38-2.38807
199210-0.030.03808
1992116.77-6.77809
1992120.32-0.32810
1993015.10-5.10811
1993020.75-0.75812
1993031.51-1.51813
199304-2.692.69814
1993059.23-9.23815
199306-0.480.48816
199307-2.812.81817
1993087.83-7.83818
199309-0.050.05819
1993101.19-1.19820
199311-0.070.07821
1993124.15-4.15822
1994014.55-4.55823
1994021.60-1.60824
199403-3.673.67825
199404-2.432.43826
1994050.63-0.63827
199406-5.035.03828
1994075.09-5.09829
1994089.22-9.22830
199409-0.990.99831
1994106.94-6.94832
199411-2.282.28833
1994122.75-2.75834
199501-0.590.59835
1995026.65-6.65836
1995034.32-4.32837
1995049.28-9.28838
1995053.34-3.34839
19950610.15-10.15840
1995078.73-8.73841
199508-0.160.16842
1995091.29-1.29843
1995100.03-0.03844
199511-1.411.41845
199512-4.584.58846
1996012.11-2.11847
1996026.93-6.93848
199603-4.554.55849
19960410.57-10.57850
1996054.32-4.32851
199606-6.326.32852
199607-7.547.54853
1996085.10-5.10854
19960910.66-10.66855
199610-1.231.23856
19961114.01-14.01857
199612-2.422.42858
19970110.36-10.36859
199702-8.168.16860
199703-5.225.22861
1997046.02-6.02862
19970510.21-10.21863
1997060.93-0.93864
19970718.90-18.90865
199708-0.790.79866
1997093.89-3.89867
199710-10.6810.68868
1997110.64-0.64869
199712-4.764.76870
1998015.08-5.08871
1998029.65-9.65872
199803-2.182.18873
1998047.61-7.61874
199805-7.147.14875
1998064.64-4.64876
1998073.85-3.85877
199808-17.4917.49878
19980913.18-13.18879
19981010.06-10.06880
19981110.34-10.34881
19981214.09-14.09882
19990113.29-13.29883
199902-12.3112.31884
1999035.09-5.09885
1999046.19-6.19886
1999050.03-0.03887
19990612.86-12.86888
1999072.41-2.41889
1999087.80-7.80890
199909-2.452.45891
1999103.17-3.17892
19991114.16-14.16893
19991217.29-17.29894
200001-1.281.28895
20000224.72-24.72896
2000034.72-4.72897
200004-6.036.03898
200005-11.4711.47899
20000612.82-12.82900
200007-3.283.28901
20000812.84-12.84902
200009-17.7317.73903
200010-6.666.66904
200011-24.2824.28905
200012-8.298.29906
20010113.93-13.93907
200102-31.5331.53908
200103-14.1414.14909
20010415.93-15.93910
200105-6.356.35911
200106-1.571.57912
200107-4.334.33913
200108-11.1611.16914
200109-24.5124.51915
20011019.58-19.58916
20011120.19-20.19917
200112-3.943.94918
2002013.35-3.35919
200202-16.6816.68920
2002039.73-9.73921
200204-8.528.52922
200205-2.712.71923
200206-18.5218.52924
200207-9.209.20925
200208-3.423.42926
200209-17.4817.48927
20021015.59-15.59928
20021121.41-21.41929
200212-15.9415.94930
200301-0.960.96931
2003023.07-3.07932
200303-2.212.21933
20030410.50-10.50934
20030513.86-13.86935
2003060.34-0.34936
2003078.49-8.49937
2003088.20-8.20938
200309-2.642.64939
20031013.09-13.09940
2003113.04-3.04941
2003120.08-0.08942
2004014.85-4.85943
200402-2.722.72944
200403-2.522.52945
200404-8.068.06946
2004056.86-6.86947
2004061.25-1.25948
200407-10.3310.33949
200408-5.945.94950
2004092.53-2.53951
2004105.51-5.51952
2004115.22-5.22953
2004123.03-3.03954
200501-6.286.28955
2005021.75-1.75956
200503-2.592.59957
200504-4.324.32958
20050510.34-10.34959
200506-1.131.13960
2005076.66-6.66961
200508-1.191.19962
2005091.46-1.46963
200510-4.444.44964
2005117.33-7.33965
200512-1.461.46966
2006014.79-4.79967
2006020.63-0.63968
2006033.02-3.02969
200604-0.270.27970
200605-7.357.35971
200606-3.143.14972
200607-4.774.77973
2006089.10-9.10974
2006092.85-2.85975
2006102.14-2.14976
2006114.02-4.02977
200612-1.311.31978
2007011.15-1.15979
200702-1.141.14980
2007030.26-0.26981
2007045.02-5.02982
2007054.10-4.10983
2007062.05-2.05984
200707-0.080.08985
2007083.67-3.67986
2007093.73-3.73987
2007103.97-3.97988
200711-7.587.58989
2007120.39-0.39990
200801-14.1714.17991
200802-1.751.75992
2008030.36-0.36993
2008046.80-6.80994
2008056.23-6.23995
200806-9.749.74996
2008070.30-0.30997
2008082.93-2.93998
200809-15.8115.81999
200810-17.6817.681000
200811-11.6311.631001
2008121.84-1.841002
200901-3.083.081003
200902-6.876.871004
20090313.08-13.081005
20090414.28-14.281006
2009052.18-2.181007
2009064.55-4.551008
20090710.36-10.361009
2009082.19-2.191010
2009095.61-5.611011
200910-3.903.901012
2009114.34-4.341013
2009126.63-6.631014
201001-8.058.051015
2010026.25-6.251016
2010038.19-8.191017
2010043.83-3.831018
201005-7.247.241019
201006-6.056.051020
2010076.45-6.451021
201008-8.408.401022
20100913.79-13.791023
2010104.48-4.481024
2010111.03-1.031025
2010125.20-5.201026
2011014.85-4.851027
2011023.07-3.071028
201103-2.502.501029
2011043.05-3.051030
201105-1.281.281031
201106-3.473.471032
201107-1.571.571033
201108-7.237.231034
201109-5.345.341035
20111012.08-12.081036
201111-1.991.991037
201112-0.750.751038
20120110.66-10.661039
2012027.37-7.371040
2012035.34-5.341041
201204-3.263.261042
201205-8.088.081043
2012061.68-1.681044
2012070.71-0.711045
2012085.40-5.401046
201209-0.280.281047
201210-7.277.271048
2012111.68-1.681049
201212-0.610.611050
201301-0.870.871051
2013020.40-0.401052
2013033.01-3.011053
201304-0.860.861054
2013055.40-5.401055
201306-3.393.391056
2013077.12-7.121057
201308-0.490.491058
2013092.67-2.671059
2013104.55-4.551060
2013113.60-3.601061
2013123.51-3.511062
201401-2.792.791063
2014024.66-4.661064
2014031.57-1.571065
2014040.94-0.941066
2014054.43-4.431067
2014063.45-3.451068
201407-0.460.461069
2014085.13-5.131070
201409-1.771.771071
2014102.92-2.921072
2014116.47-6.471073
201412-1.641.641074
201501-2.262.261075
2015028.43-8.431076
201503-3.083.081077
201504-0.060.061078
2015054.09-4.091079
201506-4.874.871080
201507-0.810.811081
201508-6.316.311082
201509-1.711.711083
2015108.54-8.541084
2015110.31-0.311085
201512-4.574.571086
201601-7.727.721087
2016021.45-1.451088
2016038.83-8.831089
201604-5.425.421090
2016055.53-5.531091
201606-1.371.371092
2016077.98-7.981093
2016082.33-2.331094
2016093.99-3.991095
201610-2.242.241096
2016112.41-2.411097
2016122.07-2.071098
2017013.28-3.281099
2017026.70-6.701100
2017032.37-2.371101
2017040.85-0.851102
2017054.53-4.531103
201706-3.373.371104
2017073.05-3.051105
2017084.92-4.921106
2017091.07-1.071107
2017107.12-7.121108
2017112.52-2.521109
201712-0.830.831110
2018015.51-5.511111
2018021.98-1.981112
201803-2.712.711113
201804-2.052.051114
2018057.79-7.791115
201806-2.012.011116
2018072.76-2.761117
2018089.59-9.591118
201809-0.180.181119
201810-8.188.181120
201811-4.704.701121
201812-9.019.011122
2019017.46-7.461123
2019027.38-7.381124
2019034.35-4.351125
2019045.30-5.301126
201905-11.6211.621127
20190611.16-11.161128
2019073.26-3.261129
201908-3.113.111130
2019094.23-4.231131
2019105.09-5.091132
2019115.02-5.021133
2019126.32-6.321134
2020010.97-0.971135
202002-9.029.021136
202003-8.658.651137
20200413.97-13.971138
2020058.02-8.021139
2020066.63-6.631140
2020079.52-9.521141
20200811.76-11.761142
202009-5.145.141143
202010-3.183.181144
20201111.73-11.731145
2020127.21-7.211146
2021011.26-1.261147
202102-1.901.901148
2021031.69-1.691149
2021044.07-4.071150
202105-0.760.761151
2021067.42-7.421152
2021073.59-3.591153
2021084.03-4.031154
202109-5.825.821155
2021107.15-7.151156
2021118.76-8.761157
2021124.38-4.381158
202201-7.727.721159
202202-2.662.661160
2022034.35-4.351161
202204-12.4112.411162
202205-0.860.861163
202206-10.1810.181164
20220715.79-15.791165
202208-5.865.861166
202209-11.6711.671167
2022108.83-8.831168
2022115.19-5.191169
202212-9.119.111170
2023019.85-9.851171
2023021.36-1.361172
2023039.85-9.851173
202304-1.831.831174
2023058.26-8.261175
2023068.02-8.021176
2023073.49-3.491177
202308-1.521.521178
202309-7.917.911179
202310-3.883.881180
20231112.13-12.131181
2023126.29-6.291182
2024012.34-2.341183
2024027.98-7.981184
2024032.95-2.951185
202404-3.533.531186
20240513.40-13.401187
2024067.77-7.771188
2024070.33-0.331189
2024081.46-1.461190
2024092.24-2.241191
2024100.00-0.001192
2024113.50-3.501193
2024122.50-2.501194
202501-4.444.441195
202502-0.740.741196
202503-9.829.821197
202504-1.171.171198
2025059.29-9.291199
20250610.80-10.801200
2025076.13-6.131201
2025083.40-3.401202
2025098.15-8.151203
2025109.17-9.171204
202511-2.882.881205
202512-0.660.661206
五点原子例:静态完整核算

损失 [0,1,1,1,10],每项质量 0.2,p=0.7。VaR=1;严格上尾质量0.2,边界纳入0.1,占损失1的总原子0.6的1/6。

ES=(0.2×10+0.1×1)/0.3=7;直接取全部 L≥1 的条件平均是3.25。p=0.8 时边界质量为0,ES=10。

QT12 · EXP-MC-01

延长同一路径,区分数值误差与模型差

阅读全文、Chebyshev 证明与解析。支付金额 [0,0,10000,20000] USD;概率为教学设定,不是现实频率或定价测度。

默认:PCG64(1201),同一10,000长 uniform 路径的前1,000项,基准模型。

基准 n=1000 默认量USD
模型均值8,000.00
样本均值7,950.00
估计SE238.65
理论SE236.64
近似95%均值区间[7482.24, 8417.76]

计数[95,313,389,203]。压力模型均值7,000,默认估计6,920;对本模型误差−80,对基准差−1,080。

实际冻结支付路径,不是历史市场路径。两个模型共享 uniform,但按各自累计概率映射状态。
同一路径的累计均值与指定模型均值。增加 n 不保证逐步误差单调缩小;参考线不是报价。

默认第1,000项:前缀平均7,950 USD。

重复区间覆盖:始终针对基准 p

n覆盖模型均值的次数 / 5,000覆盖率覆盖率的 MCSE(百分点)
1004,75095.00%0.3082
1,0004,79295.84%0.2824
10,0004,72394.46%0.3235

每个 n 有5,000行独立重复;不同 n 共享每行前缀,覆盖率估计并不独立。均值区间为 CLT 近似,覆盖率本身也有 Monte Carlo 误差。
全部冻结前缀与覆盖:静态对照
模型n样本均值(美元)对本模型的数值误差估计 SE理论 SE
基准1007,300.00-700.00722.72748.33
基准1,0007,950.00-50.00238.65236.64
基准10,0007,995.00-5.0075.0374.83
压力1006,100.00-900.00750.69781.02
压力1,0006,920.00-80.00248.95246.98
压力10,0006,997.00-3.0078.2878.10
n覆盖模型均值的次数 / 5,000覆盖率覆盖率的 MCSE(百分点)
1004,75095.00%0.3082
1,0004,79295.84%0.2824
10,0004,72394.46%0.3235
QT19 · EXP-BOOT-01

固定样本后,重抽算法也决定中心

阅读全文、边缘权重推导与解析。样本分布、条件重抽分布和真实过程中的抽样分布并不相同。

默认:BusEq,非循环 MBB,块长6,B=5000,seed1902。

BusEq MBB-6 默认量单位
原均值1.3886%/月
精确条件中心1.3804%/月
中心偏移-0.0083百分点/月
模拟SE0.3699百分点/月
精确条件SE0.3611百分点/月
linear percentile区间[0.6649, 2.0906]%/月
原序列:BusEq 为真实历史月收益;AR(1) 为从独立 X₀~N(0,1) 开始的合成序列,无 burn-in。
第一条完整重抽序列。下方短竖线是块边界;块内保持连续位置,块间连接不代表真实历史相邻。

默认第一个重抽位置0来自原索引363,即2020-04,收益13.97%。

固定数据和重抽规则下的5,000个均值;两条标记分别为原均值与精确条件重抽中心。单次 AR 路径不是方法有效性或覆盖率证明。
边缘月份权重

非循环块的中间位置可被更多候选块覆盖,因此中心未必等于原均值;不是只靠增大 B 就能消去的偏移。

第一条重抽的全部索引与数值
重抽位置原索引原月份收益 %
036320200413.97
13642020058.02
23652020066.63
33662020079.52
436720200811.76
5368202009-5.14
62082007054.10
72092007062.05
8210200707-0.08
92112007083.67
102122007093.73
112132007103.97
122062007030.26
132072007045.02
142082007054.10
152092007062.05
16210200707-0.08
172112007083.67
18133200102-31.53
19134200103-14.14
2013520010415.93
21136200105-6.35
22137200106-1.57
23138200107-4.33
24321201610-2.24
253222016112.41
263232016122.07
273242017013.28
283252017026.70
293262017032.37
30136200105-6.35
31137200106-1.57
32138200107-4.33
33139200108-11.16
34140200109-24.51
3514120011019.58
362192008046.80
372202008056.23
38221200806-9.74
392222008070.30
402232008082.93
41224200809-15.81
4213520010415.93
43136200105-6.35
44137200106-1.57
45138200107-4.33
46139200108-11.16
47140200109-24.51
4883199612-2.42
498419970110.36
5085199702-8.16
5186199703-5.22
52871997046.02
538819970510.21
5474199603-4.55
557519960410.57
56761996054.32
5777199606-6.32
5878199607-7.54
59791996085.10
6036720200811.76
61368202009-5.14
62369202010-3.18
6337020201111.73
643712020127.21
653722021011.26
66155200212-15.94
67156200301-0.96
681572003023.07
69158200303-2.21
7015920030410.50
7116020030513.86
72721996012.11
73731996026.93
7474199603-4.55
757519960410.57
76761996054.32
7777199606-6.32
782552011043.05
79256201105-1.28
80257201106-3.47
81258201107-1.57
82259201108-7.23
83260201109-5.34
84263201112-0.75
8526420120110.66
862652012027.37
872662012035.34
88267201204-3.26
89268201205-8.08
90203200612-1.31
912042007011.15
92205200702-1.14
932062007030.26
942072007045.02
952082007054.10
96134200103-14.14
9713520010415.93
98136200105-6.35
99137200106-1.57
100138200107-4.33
101139200108-11.16
1022972014102.92
1032982014116.47
104299201412-1.64
105300201501-2.26
1063012015028.43
107302201503-3.08
1082192008046.80
1092202008056.23
110221200806-9.74
1112222008070.30
1122232008082.93
113224200809-15.81
11442199307-2.81
115431993087.83
11644199309-0.05
117451993101.19
11846199311-0.07
119471993124.15
12018420050510.34
121185200506-1.13
1221862005076.66
123187200508-1.19
1241882005091.46
125189200510-4.44
126174200407-10.33
127175200408-5.94
1281762004092.53
1291772004105.51
1301782004115.22
1311792004123.03
1321141999072.41
1331151999087.80
134116199909-2.45
1351171999103.17
13611819991114.16
13711919991217.29
1381772004105.51
1391782004115.22
1401792004123.03
141180200501-6.28
1421812005021.75
143182200503-2.59
1442322009052.18
1452332009064.55
14623420090710.36
1472352009082.19
1482362009095.61
149237200910-3.90
15023120090414.28
1512322009052.18
1522332009064.55
15323420090710.36
1542352009082.19
1552362009095.61
15616520031013.09
1571662003113.04
1581672003120.08
1591682004014.85
160169200402-2.72
161170200403-2.52
1622332009064.55
16323420090710.36
1642352009082.19
1652362009095.61
166237200910-3.90
1672382009114.34
168281201306-3.39
1692822013077.12
170283201308-0.49
1712842013092.67
1722852013104.55
1732862013113.60
1741121999050.03
17511319990612.86
1761141999072.41
1771151999087.80
178116199909-2.45
1791171999103.17
180307201508-6.31
181308201509-1.71
1823092015108.54
1833102015110.31
184311201512-4.57
185312201601-7.72
186341201806-2.01
1873422018072.76
1883432018089.59
189344201809-0.18
190345201810-8.18
191346201811-4.70
19281199610-1.23
1938219961114.01
19483199612-2.42
1958419970110.36
19685199702-8.16
19786199703-5.22
1981612003060.34
1991622003078.49
2001632003088.20
201164200309-2.64
20216520031013.09
2031662003113.04
20410819990113.29
205109199902-12.31
2061101999035.09
2071111999046.19
2081121999050.03
20911319990612.86
210231991127.05
211241992017.35
212251992024.45
21326199203-4.94
214271992040.20
21528199205-0.75
2162192008046.80
2172202008056.23
218221200806-9.74
2192222008070.30
2202232008082.93
221224200809-15.81
22244199309-0.05
223451993101.19
22446199311-0.07
225471993124.15
226481994014.55
227491994021.60
228338201803-2.71
229339201804-2.05
2303402018057.79
231341201806-2.01
2323422018072.76
2333432018089.59
234181991074.15
235191991081.37
23620199109-2.13
237211991100.13
23822199111-5.01
239231991127.05
2402072007045.02
2412082007054.10
2422092007062.05
243210200707-0.08
2442112007083.67
2452122007093.73
24617199106-9.19
247181991074.15
248191991081.37
24920199109-2.13
250211991100.13
25122199111-5.01
2522742012111.68
253275201212-0.61
254276201301-0.87
2552772013020.40
2562782013033.01
257279201304-0.86
258321992092.38
25933199210-0.03
260341992116.77
261351992120.32
262361993015.10
263371993020.75
26485199702-8.16
26586199703-5.22
266871997046.02
2678819970510.21
268891997060.93
2699019970718.90
27071199512-4.58
271721996012.11
272731996026.93
27374199603-4.55
2747519960410.57
275761996054.32
27623420090710.36
2772352009082.19
2782362009095.61
279237200910-3.90
2802382009114.34
2812392009126.63
282631995049.28
283641995053.34
2846519950610.15
285661995078.73
28667199508-0.16
287681995091.29
28871199512-4.58
289721996012.11
290731996026.93
29174199603-4.55
2927519960410.57
293761996054.32
294369202010-3.18
29537020201111.73
2963712020127.21
2973722021011.26
298373202102-1.90
2993742021031.69
30010619981110.34
30110719981214.09
30210819990113.29
303109199902-12.31
3041101999035.09
3051111999046.19
30614120011019.58
30714220011120.19
308143200112-3.94
3091442002013.35
310145200202-16.68
3111462002039.73
312389202206-10.18
31339020220715.79
314391202208-5.86
315392202209-11.67
3163932022108.83
3173942022115.19
31815420021121.41
319155200212-15.94
320156200301-0.96
3211572003023.07
322158200303-2.21
32315920030410.50
324361202002-9.02
325362202003-8.65
32636320200413.97
3273642020058.02
3283652020066.63
3293662020079.52
3300199001-0.94
33111990023.53
33221990034.10
3333199004-1.46
334419900511.64
3355199006-2.00
33677199606-6.32
33778199607-7.54
338791996085.10
3398019960910.66
34081199610-1.23
3418219961114.01
34228199205-0.75
34329199206-2.71
344301992072.67
34531199208-5.32
346321992092.38
34733199210-0.03
3481922006014.79
3491932006020.63
3501942006033.02
351195200604-0.27
352196200605-7.35
353197200606-3.14
3543182016077.98
3553192016082.33
3563202016093.99
357321201610-2.24
3583222016112.41
3593232016122.07
360661995078.73
36167199508-0.16
362681995091.29
363691995100.03
36470199511-1.41
36571199512-4.58
3663252017026.70
3673262017032.37
3683272017040.85
3693282017054.53
370329201706-3.37
3713302017073.05
3723192016082.33
3733202016093.99
374321201610-2.24
3753222016112.41
3763232016122.07
3773242017013.28
378346201811-4.70
379347201812-9.01
3803482019017.46
3813492019027.38
3823502019034.35
3833512019045.30
384136200105-6.35
385137200106-1.57
386138200107-4.33
387139200108-11.16
388140200109-24.51
38914120011019.58
390128200009-17.73
391129200010-6.66
392130200011-24.28
393131200012-8.29
39413220010113.93
395133200102-31.53
3962902014031.57
3972912014040.94
3982922014054.43
3992932014063.45
400294201407-0.46
4012952014085.13
4021812005021.75
403182200503-2.59
404183200504-4.32
40518420050510.34
406185200506-1.13
4071862005076.66
408380202109-5.82
4093812021107.15
4103822021118.76
4113832021124.38
412384202201-7.72
413385202202-2.66
41411919991217.29
415120200001-1.28
41612120000224.72
4171222000034.72
418123200004-6.03
419124200005-11.47
420321992092.38
42133199210-0.03
422341992116.77
423351992120.32
424361993015.10
425371993020.75
426198200607-4.77
4271992006089.10
4282002006092.85
4292012006102.14
4302022006114.02
431203200612-1.31
BusEq 与 AR:静态完整默认对照
重抽设计模拟 SE(百分点/月)精确条件重抽 SE(百分点/月)percentile 95% 均值区间(%/月)
iid0.35290.3503[0.6979, 2.0693]
非循环 MBB,ℓ=30.35650.3548[0.6828, 2.0742]
非循环 MBB,ℓ=60.36990.3611[0.6649, 2.0906]
非循环 MBB,ℓ=120.37960.3750[0.5922, 2.1008]
重抽设计这次样本上的模拟 SE精确条件重抽 SE
iid0.046240.04683
MBB,ℓ=30.065100.06520
MBB,ℓ=60.075770.07519
MBB,ℓ=120.083680.08280

指定 AR 模型的样本均值真 SE=0.096016;这一次样本的 MBB-12 模拟 SE=0.08368,不能说已恢复真值。