急性尿潴留的治疗，哪项是错误的（）。 A．留置导尿B．耻骨上膀胱穿刺抽吸尿液C．耻骨上膀胱

生产率(productivity)

资本商品的生产率(productivity of capital goods)

资本的边际生产率(marginal productivity of capital)

劳动的边际生产率(marginal productivity of labor)

假定一个国家经历了生产率下降——也就是说，对生产函数的不利冲击。

a．劳动需求曲线会有什么变动？

b．如果劳动力市场总处于均衡状态，生产率的这种变动会如何影响劳动市场——也就是说，会如何影响就业、失业。以及实际工资？

c．如果工会阻止了实际工资下降，生产率的变动会如何影响劳动市场？

Suppose that a country experiences a reduction in productivity-that is, an adverse shock to the production function.

a．What happens to the labor demand curve？

b．How would this change in productivity affect the labor market-that is, employment, unemployment, and real wages-if the labor market were always in equilibrium？

c．How would this change in productivity affect the labor market if unions prevented real wages from falling？