如果结果不匹配，请 
更多“一般来说，边际收益递减在投入某种要素超过一定数量以后才会出现…”相关的问题
A.人力资本投资不会出现投资的边际收益递减的情况
B.国家应当确保人力资本投资的所有收益都能被投资者获得
C.国家不能成为人力资本投资的主体
D.劳动力流动也是一种人力资本投资活动
A.要素的边际收益等于要素的平均成本
B.要素的边际收益等于要素的平均可变成本
C.要素的边际收益等于要素的边际成本
D.要素的平均收益等于要素的平均成本
A.要素劳动的边际收益等于要素劳动的平均成本
B.要素劳动的边际收益等于要素劳动的平均可变成本
C.要素劳动的边际产品价值等于要素劳动的价格
D.要素劳动的平均收益等于要素劳动的平均成本
小麦的生产函数为q=100K0.8L0.2。
(1)开始时资本投入为4单位，劳动投入为49单位，请证明劳动和资本的边际产量都下降。
(2)该生产函数显示的规模报酬是递增、递减，还是不变？
In Example 6.3，wheat is produced according to the production function g= 100(K0.8L0.2).
a. Beginning with a capital input of4 and a labor input of 49，show that the marginal product of labor and the marginal product of capital are both decreasing.
b. Does this production function exhibit increasing, decreasing, or constant returns to scale？
(1)计算该生产函数下劳动的平均产量和边际产量;
(2)该生产函数是否显示了劳动的边际报酬递减，请解释;
(3)请直观地解释劳动边际产量为负的原因？
Suppose a chair manufacturer is producing in the short run (with its existing plant and equipment). The manufacturer has observed the fallowing levels of production corresponding to different numbers of workers:
a. Calculable the marginal and average product of labor for this production function.
b. Does this production function exhibit diminishing returns to labor？ Explain.
e. Explain intuitively what might cause the marginal product of labor to become negative,
,其中a,β为正常数,且a+β=1.假设两种要素的价格分别为p1和p2,试问;当产出量为12时,两要素各投入多少可以使得投入总费用最小？
