A、基数效用论中效用可以以确定的数字表达出来
B、基数效用论中效用可以加总
C、基数效用论和序数效用论使用的分析工具完全相同
D、基数效用论认为消费一定量的某商品的总效用可以由每增加一个单位的消费所增加的效用加总得出
第4题
A、Listen to the music and go to the pub regularly
B、Play with friends happily and go outing reluctantly
C、Listen to the music and play with friends happily
D、Go to the pub regularly and go outing reluctantly
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