18 根據簡單的凱因斯模型,若已知消費函數為C = 20+0.7Y,且投資I = 100、政府支出G = 90。則均衡總支出為:
(A)600
(B)700
(C)800
(D)900
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統計: A(12), B(290), C(13), D(19), E(0) #615334
統計: A(12), B(290), C(13), D(19), E(0) #615334
詳解 (共 2 筆)
#3698246
Y=C+I+G+X-M
Y=(20+0.7Y)+100+90+0+0
Y=0.7Y+210
Y-0.7Y=0.3Y=210
=>Y=700
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