题目内容

序数效用论的无差异曲线分析方法成为西方经济学研究消费者行为的主流方法

A. 对
B. 错

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边际效用一定大于0。

A. 对
B. 错

一般情况下,无差异曲线的斜率等于两种商品的效用之比。

A. 对
B. 错

The personresume best fits the needs of the employer will get a call for an interview.A) whoseB) whichC) thatD) who

A
B
C
D

I am interested in the training course, whichat Hilton Hotel in Beijing from March 8 to 12,2018.A) heldB) was heldC) will holdD) will be held

A
B
C
D

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