劳动力供给变化对静态均衡有哪些影响?
参考答案:
劳动力需求不变,劳动力供给曲线右移,均衡工资率下降,均衡就业量增加;劳动力供给曲线左移,均衡工资率提高,均衡就业量减少。
只用一个控制触发信号就可使可控硅两个方向都导通的可控硅,称为()可控硅。
A.普通
B.双向
C.单方
D.快速
Which of the following is true of world steel production a. The steel industry still has a bright prospect on a global scene. b. Steel consumption in the world registered a drastic cut. c. Steel makers are drastically cutting down their production. d. Better promotion is needed for improving sales of steel products.