边际替代率是指在等产量情况下，增加某一资源的一个单位投入而引起另一资源投入量的（)。

此题为判断题(对，错)。

A.价格之比

B.数量之比

C.边际产量之比

D.边际成本之比

A.边际报酬递减规律

B.边际替代递减规律

C.边际产量递减规律

A.价格之比

B.数量之比

C.边际效用之比

D.边际成本之比

A.替代效应

B.互补效应

C.规模效应

D.弹性效应

此题为判断题(对，错)。

就下列情况，画出代表性的等产量线。每种情形的边际技术替代率怎样？

(1)一个企业可以全部采用全日制工人生产，也可采用全日制员工加兼职员工组合的方式。每当一个全日制员工离职，就必须雇佣更多的兼职员工，以保持产出不变。

(2)一个企业发现总能够用两单位劳动代替一单位资本而保持产出不变。

(3)一个企业要求两名全职工人操作工厂里的一台机器。

For each of the following examples, draw a representative isoquant. What can you say about the marginal rate of technical substitution in each case？

a A firm can hire only full - time employees to produce its output, or it can hire some combi-nation of full-time and part - time employees. For each full - time. worker let go, the firm must hire ban increasing number of temporary employees to maintain the same level of output.

b. A firm finds that it can always trade two units of labor for one unit of capital and still keep output constant.

c. A firm requires exactly two full time workers to operate each piece of machinery in the factory.