A careful analysis would focus instead on value added, which is what drives profits and wages.
一项细致的分析应该是注重附加值，这才是利润和工资增长的驱动力。
2
Using these data, we performed a regression analysis to examine the determinants of future health workers' willingness to work in rural areas as measured by rural reservation wages.
Analysis from the Angle of theory of dual labor market, theory of job search and theory of reserved wages, it is a rational choice for graduate to become unemployed voluntarily.