[經濟] 乘數/1題

作者: lynnchia   2011-05-08 00:31:28
Assume that initially G is $100 and equilibrium real GDP demanded is $1000.
if the multiplier is 4 and G increases to $100, real GDP demanded will
increase:
(a) by $100
(b) by $2000
(c) by $1000
(d) by $1400
(e) by $2000
答案是(D)
這題感覺(?)是簡單的 不過怎麼想都沒頭緒@@
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