还有一篇讨论女性工作机会的,说service industry发展对男女工作机会的影响,说了三个理论,open opportunity, reduced men, 还有个什么的, 有一题问reduced man和open opportunity有什么区别,我选reduced man focus on men rather than women 有一题问primary purpose,我选discuss three approaches to predict the employment of ....