3ʡ
ۣһ£ԽԽ෴ԽСԽС
P512-19
4ԭ
һʣԤޡ
1ѡͷոķ
2ڸ߷ո淽,ҪȨ,ҪӾ߶Դյ̬ȶ
ʣգ
ָͶðսͶʶҪijʽʱֵDzֶʡ
ռֵϵָijͶʵķʵıʡռֵϵȷ̲P53
ʡռֵϵͱ֮Ĺϵùʽʾ£
RR=b·V
ʽУRRΪʣbΪռֵϵVΪʡ
ڲͨص£ͶҪʣRΪ
R=RFRR=RF+b·V
15ijҵ ABͶĿƻͶʶΪ1000Ԫ棨ֵĸʷֲ±
г״ |
|
AĿֵ |
BĿֵ |
һ
|
0.2 0.6 0.2 |
200 100 50 |
300 100 -50 |
Ҫ
lֱABĿֵֵ
AĿ200×0.2+100×0.6+50×0.2=l10Ԫ
BĿ300×0.2+100×0.6+(-50)×0.2=110Ԫ
2ֱABĿֵı
3ռֵϵΪ8%ֱABĿķ
AĿı=48.99/110=44.54%
BĿı=111.36/110=101.24%
AĿķ=8%×44.54%=3.56%
BĿķ=8%×101.24%=8.10%
4ǰڹծϢΪ3%,ֱABĿͶ
AĿͶ=3%+3.56%=6.56%
BĿͶ=3%+8.10%=11.10%
5жABͶĿӡ
ABĿͶʶͬ棨ֵͬ AĿԽССBĿAĿBĿ
ġնԲߣϤ
һܷ
ɵʧɸĿܻõԵʱӦĿԹܷա磬ܾ벻õijҵԵ¿ͶĿ
ٷ
ٷҪ˼һǿƷأٷյķǿƷշƵʺͽͷ̶ȡ
תƷ
ԿܸҵʧĿҵӦһۣȡijַʽתƷաչ˾ͶȡʡӪϿȴʩʵַչͨתáӪҵʵַתơ
ģܷ
ܷհԵͷԱ֡Եָʧʱֱӽʧ̯ɱãԱָҵԤһʷսӪĽУмƻؼʲֵȡ