問題詳情
3 假設政府對販售蘋果的廠商課徵從量稅,蘋果的市場需求線是負斜率的直線,及蘋果的市場供給線是正斜率的直線。以蘋果的價格為縱軸,蘋果的數量為橫軸,在其他條件不變時,下列那些個別事件發生時會增加社會的無謂損失(deadweight loss)?①從量稅的稅率變大 ②從量稅的稅率變小 ③反供給線變的比較平坦 ④反供給線變的比較陡 ⑤反需求線變的比較平坦 ⑥反需求線變的比較陡
(A)①③⑥
(B)②④⑥
(C)①③⑤
(D)②④⑤
(A)①③⑥
(B)②④⑥
(C)①③⑤
(D)②④⑤
參考答案
答案:C
難度:適中0.425926
統計:A(38),B(8),C(69),D(4),E(0)
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