( ) Nowadays, a migrant worker can guarantee their livings through manual labor.
举一反三
- 中国大学MOOC: A blue collar worker is a member of the working class; performs manual labor; and most importantly __________.
- As for the migrant worker, Shen Jie, ().
- Unskilled office worker and skilled well-paid manual worker belong to upper middle class.
- A firm will hire a worker whenever that worker's marginal product of labor is:() A: greater<br/>than the marginal product of labor for the next best worker. B: less<br/>than the marginal product of labor for the next best worker. C: greater<br/>than the worker's wage. D: less<br/>than the worker's wage.
- A manual transmission is connected to the engine through the .