作者prince7669 (小玮)
看板Grad-ProbAsk
标题[问题] 96云科财金所经济第18题
时间Sun Mar 22 22:09:01 2009
Because petroleum is fixed in supply, its price is
A. demand determined
B. supply determined
C. inelastic
D. independently determined
请问版上各位先进,这题答案是A还是B,有点搞不清楚答案是那ㄧ个,烦请帮忙解惑,
谢谢
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※ 发信站: 批踢踢实业坊(ptt.cc)
◆ From: 114.46.161.87
1F:推 MousePads:A吧,供给固定就表示供给为垂直线,价格决定於需求 03/22 23:38
※ 编辑: prince7669 来自: 114.46.161.87 (03/23 13:43)