ְмʮ

ʲתʣ
2003ʲת
=Ӫҵ뾻÷ƽʲܶ
=28000÷[(28000+30000)÷2]=28000÷29000=0.97
2004ʲת
=Ӫҵ뾻÷ƽʲܶ=30000÷32500=0.92

2003Ȩ
=ƽʲܶ÷ƽȨ
= [(28000+30000)÷2]÷[(19500+22000)÷2]=29000÷20750=1.4
2004Ȩ
=ƽʲܶ÷ƽȨ=32500÷23500=1.38
ƽÿɾʲ
2003ƽÿɾʲ
=ƽȨ÷ͨƽ=20750÷18000=1.15
2004ƽÿɾʲ
=ƽȨ÷ͨƽ=23500÷18000=1.31
ÿ棻
2003ÿ
=÷ͨƽ=3600÷18000=0.2
2004ÿ
=÷ͨƽ=3780÷18000=0.21
ӯʡ
2003ӯ
=ÿм÷ÿ=4.8÷0.2=24
2004ӯ
=ÿм÷ÿ=4.8÷0.21=22.86
2Ӫҵʡʲתʡ ȨƽÿɾʲضÿָӰ졣
:
2003ָ:12.86%×0.97×1.4×1.15=0.2
һ:12.6%×0.97×1.4×1.15=0.197
ڶ:12.6%×0.92×1.4×1.15=0.187
:12.6%×0.92×1.38×1.15=0.184
Ĵ:12.6%×0.92×1.38×1.31=0.21
-=0.197-0.2=-0.003Ӫҵ½Ӱ
-=0.187-0.197=-0.01ʲת½Ӱ
-=0.184-0.187=-0.003Ȩ½Ӱ
- =0.21-0.184=0.026 ƽÿɾʲӵӰ

ֶַ
һۺϵķ
12-15