宏观经济学计算???!!!

C=90+0.75(Y-T);I=380;G=380;T=0.20Y ;Y=C+I+G 求MPC??
2024-11-26 14:46:58
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回答1:

就是0.75*0.8=0.6啊啊啊啊啊啊因为C=a+by,b就是边际消费倾向,该题C =0.75+0.75*(Y-0.2Y)=0.75+0.75*0.8Y,所以b=0.75*0.8=0.6