选择题:[多选题,1.9分] 随着某种要素投入的增加,该要素的

题目内容:
[多选题,1.9分] 随着某种要素投入的增加,该要素的

A.边际产量曲线呈现先递增后递减的趋势
B.总产量曲线呈现先递增后递减的趋势
C.边际产量曲线呈现先递减后递增的趋势
D.总产量曲线呈现先递减后递增的趋势
E.平均产量曲线呈现先递增后递减的趋势
参考答案:

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