兩題經濟 - 經濟

1. To an economist,scarcity means that
(A)it is very time-consuming to find a free good
(B)at a zero price,the available quantity of a good is insufficient to meet peoples wants
(C)at the current market price. The amount available is less than the amount that people want and willing to pay for

我是選C 可是答案是B 不知道zero price 和 current market price差在哪?

2.Prices

(A)are the only way that scare goods and resources can be rationed
(B)are one of the ways in which scare goods and resources can be rationed
我是選A 可是答案是B 還有其他方法?


第一次發問
不知道有無違反板規
謝謝

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