【单选题】【消耗次数：1】
如果要使平均总产量达到最大，则一种生产要素的投入应该使（ ）。
①
总产量达到最大
②
边际产量等于平均产量
③
边际总产量是正数
④
边际产量为零
参考答案：
复制
纠错
相关题目
随机题目
【判断题】
Most countries allow travelers to bring in a certain amount of duty-free goods.
①
正确
②
错误
【判断题】
An American breakfast is a light breakfast without a choice of eggs or meat. It contains fruit juice, bread（toast or rolls）, and coffee or tea.
①
正确
②
错误
【单选题】
But not all credit card are accepted in the hotels. We only take ( ), JCB, Visa, Master, Dinner’s Club and the Great wall
①
American express
②
American visa
③
American card
④
American club
【单选题】
Smile at everyone It doesn’t matter（ ） he or she is, and that will help you to grow up in greater love for each other.
①
when
②
what
③
whose
④
who
【单选题】
Suits are usually made ( ) woolen cloth. People can wear a suit most of the year.
①
from
②
of
③
in
④
at