in what aspect? it depends on what you are talking about
Answer
The skill set of a person may be valuable or non-valuable based on what the demand for a certain product is. The more value for a skill the higher of a wage because the employer would want to keep the person with the skill. Like if having a cell phone is in high demand, people who have a skill in engineering will be paid more because they need someone who can program the phone to be the best.
Answer:
level the pay received by men and women
Explanation:
It was the issue of state's rights that most directly contributed to the advent of a two party system in the 19th century, with the Democrats generally in favor of Southern state's rights and the Whigs in favor or more national unity. This of course was related to economic issues in the sense that the Democrats were defending slavery.
I think it would a train or terrain