Those extemal factors include the difficulties accompanying low-wagework or structural discrimination based on race, gender, or ability.
那些外部因素包括伴随底薪工作而来的困难或基于种族、性别或能力的结构性歧视。
2
That's easy too: if more people have college degrees, they'll qualify for higher wagework.
简单，如果大家都有大专以上的学历，他们就能胜任薪水更高的工作了。
3
As a recent special report explains, technological change over the last generation has wiped out many middle-skill jobs, pushing millions of workers into competition for low-wagework.