【判断题】【消耗次数：1】
3.2.2无差异曲线的斜率为正。（ ）
①
正确
②
错误
参考答案：
复制
纠错
相关题目
【单选题】
下列对无差异曲线的特征表述正确的是（）
①
离原点越远的无差异曲线所表示的效用越低
②
同一平面上任意两条无差异曲线不会相交
③
无差异曲线斜率为正值、凸向原点
④
即使主体偏好不同，无差异曲线的形状也不会有区别
【多选题】
无差异曲线的特征包括（ ）。
①
一般来说，无差异曲线具有负斜率
②
任意两条无差异曲线不能相交
③
在无差异曲线的坐标上，任一点都应有一条无差异曲线通过
④
任意两条无差异曲线可以相交
⑤
一般来说，无差异曲线具有正斜率
【多选题】
无差异曲线的特征包括( )
①
任意两条无差异曲线可以相交
②
一般来说无差异曲线具有负斜率
③
在同一无差异曲线的坐标图上，离原点越远的差异曲线通代表的效益水平越高
④
任意两条无差异曲线不能相交7.
【简答题】
什么是无差异曲线?无差异曲线有哪些基本特点?
随机题目
【单选题】
The English teacher strongly advises that every student ____ an all English dictionary.
①
to buy
②
buying
③
in buying
④
buy
【单选题】
Only about one out of twelve of the young men and women of this country ____ college education.
①
receive
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receives
③
have received
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have been received
【单选题】
The boy and his mother were ____ in the burning house.
①
involved
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trapped
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enclosed
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surrounded
【单选题】
____ of whether you are ill or not, I want you to cover the story of today’s conference on the environment.
①
Regardless
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Despite
③
Even
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Considering
【单选题】
It is an ____ change that has taken place.
①
amazing
②
attempting
③
awaking
④
amusing
【单选题】
19. Water will continue to be ____ it is today —next in importance to oxygen.
①
how
②
Which
③
as
④
what
【单选题】
I’ll pick you up as promised, ____it rainy or fine.
①
will
②
be
③
should
④
no matter
【单选题】
29. As they cant afford to let the situation get worse, they will take some necessary ____.
①
decisions
②
sides
③
directions
④
steps
【单选题】
-I’m sorry I broke your mirror.-Oh, really? ____.
①
It’s OK with me
②
It doesnt matter
③
Don’t be sorry
④
I don’t care
【单选题】
The room was so quiet that she could hear the____ of her heart.
①
hitting
②
beating
③
hurting
④
striking