ϺһѧԺԶ̽ࡷģ2

49Ͷ10ԪͶABֹƱͨABʷϣй±
Ҫ
1ABֹƱԤʣ׼ABƱϵ
2ABֹƱͶ5ԪͶϵԤʺͱ׼
3ABֹƱͶʱΪ31ʱͶϵԤʺͱ׼
𰸼
2Rp=wiRi=0.5×20%+0.5×13%=16.5%
p=[WA2A2+WB2B2+2WAWBAB]1/2
=[0.52×24.33%2+0.52×24.76%2+2×0.5×0.5×(0.0598)]1/2
=(0.00022516)1/2
=1.50%
3Rp=wiRi=0.75×20%+0.25×13%=18.25%
p=[WA2A2+WB2B2+2WAWBAB]1/2
=[0.752×24.33%2+0.252×24.76%2+2×0.75×0.25×(0.0598)]1÷2
=(0.0147037)1/2
50ʢ˾2003ꡢ2004ʵܶʲռ͹ɶ£
Ŀ20032004
루Ԫ78009000
Ϣ֧Ԫ3025
ܶԪ10831357
ʲܶԪ44305890
ĩʲܶԪ58906200
ɶȨܶԪ39824076
ĩɶȨܶԪ40765100
ͨɹɣ5000055000
ͨɹܶԪ500650
ȹɹܶԪ50100

ù˾˰˰Ϊ33%ͨɹƱ2004ĩÿмΪ125Ԫ
Ҫ󣺣1ù˾2003Ⱥ2004ȵȨϢϱʲʡ۾ʡʲʡͨÿ桢ͨÿɹԼ2004ĩӯʡ
2Ǹʢ˾IJԹ˾2003Ⱥ2004ȵIJ״;ӪɹбȽϲ˵𰸼
12003Ⱥ2004ȵҪָ꣺
Ŀ20032004
Ȩ5890/4076=1.456200/500=1.22
Ϣϱ(1083+30)/30=37.1(1357+25)/25=55.28
ʲ(1083+30)/[(4430+5890)/2]=21.57%(1357+25)/[(6200+5890)/2]=22.84%
۾1083×(1-33%)/7800=9.3%1357×(1-33%)/9000=10.1%
ʲ1083×(1-33%)/[(3982+4076)/2]=18%1357×(1-33%)/[(4076+5100)/2]=19.8%
ͨÿ[1083×(1-33%)-50]/50000=0.013[1357×(1-33%)-100]/55000=0.015
ͨÿɹ500/50000=0.01650/55000=0.012
ӯ125/0.015=8333

2
Ȩ½ҵIJռС
ϢϱҲҵڳծҵԳծıϳ̶ǿ
ʲʣ۾ʣɶȨ汨ʼͨÿǣҵľӪɹ൱õģ2004ʱ;ӪҵĻҲǿˣܵҵʽṹ䶯أͬʱھӪҲȡ˽2004ӯΪ8333ڸߣͶӦԴ
51ij˾ĿǰʱԴÿֵ1Ԫͨ800ɺƽΪ10%3000Ԫծ񡣸ù˾Ͷһ²ƷĿҪͶ4000ԪԤͶÿӪҵ(Ϣ˰ǰ)400Ԫ
Ŀѡijʷ
(1)11%ʷծȯ
(2)ֵйΪ12%ȹɣ
(3)20Ԫ/ɵļ۸ͨɡ
ù˾ĿǰϢ˰ǰΪ1600Ԫ˾õ˰Ϊ40%֤ȯзѿɺԲơ
Ҫ
(1)㰴ͬʺͨÿ(Сͨÿ)
(2)ͨɺծȯʵÿ(ָͨɣͬ)޲(Ӫҵʾͬ)Լͨɺȹɳʵÿ޲㡣
(3)ǰIJܸ˺ͰʺIJܸˡ
(4)ϼù˾Ӧѡһֳʷʽ?ʲô?
(5)²Ʒṩ1000Ԫ4000ԪӪҵڲDzյ£˾Ӧѡһֳʷʽ?𰸼
(1)ͨÿ
ʷծȯȹͨ
Ӫҵ(Ԫ)200020002000
ծϢ300300300
ծϢ4400
˰ǰ126017001700
˰504680680
˰126010201020
ȹɺ480
ͨ7565401020
()8008001000
ÿ0.950.681.02

(2)ÿ޲ļ㣺
ծȯͨɳʵÿ޲㣺
(EBIT-300-4000×11%)×(1-40%)/800
=(EBIT-300)×(1-40%)/1000
EBIT=2500(Ԫ)
ȹɳͨɳʵÿ޲㣺
(EBIT-300)×(1-40%)-4000×12%/800
=(EBIT-300)×(1-40%)/1000
EBIT=4300(Ԫ)
(3)ܸ˵ļ
ǰIJܸ=1600/(1600-300)=1.23
ծȯʵIJܸ=2000/(2000-300-4000×11%)=1.59
ȹɳʵIJܸ=2000/(2000-300-4000×12%/0.6)=2.22
ͨɳʵIJܸ=2000/(2000-300)=1.18
(4)(2)(3)֪ù˾Ӧͨɳʡ÷ʽӪҵ400ԪʱԤϢ˰ǰɴ2000Ԫ(ÿ޲Ϣ˰ǰ)ÿϸߡ(ܸ)ϵͣϲĿꡣ
(5)ĿӪҵΪ1000ԪʱԤϢ˰ǰɴ2600Ԫծȯͨɳʵÿ޲Ϣ˰ǰ2500ԪԣӦѡծȯʷ
ĿӪҵΪ4000ԪʱԤϢ˰ǰɴ5600Ԫȹɳͨɳʵÿ޲Ϣ˰ǰ4300ԪԣӦѡծȯʷ(ȹɳծȯû޲㣬Զв𣬼֮ѡʱӦѡծȯʣͨɳʵǰ£ȻӦѡծȯ)