"Women had to get an education to keep up, and over the years that has started to translate into a difference in wages," Wittner added.

“妇女必须受教育才能跟上男人，长此以往就开始转化为报酬差异了，”维特纳接着说。

youdao

The "raw" difference in wages is 19% for men and 26% for women.

“原始”工资净差为男19%、女26%。

youdao

The difference between your wages and mine is negligible.

你的工资和我的工资差别很小。

youdao

Yet the overall cost premium, based on the difference in absolute wages between the U.S. and China, is actually expanding, so labor arbitrage involving China and other low labor cost markets will likely persist.

FORBES: Manufacturing May Be Coming Back to the U.S., Long-Term

For workers in industries -- for workers in industries that have been hard-hit, we'll help make up part of the difference in wages between their old job and a temporary, lower paid one, while they receive re-training that will help them find secure new employment at a decent wage.

CNN: McCain: Change is coming

One measure is the difference between slaves' wages and those of free workers with the same skills.

ECONOMIST: Economics focus