Wage Gap Statistics
prestifilippo.org
prestifilippo.org
_Nevertheless_ the numbers are getting better as you control for things! It suggests that, as you control for more factors, the wage gap will shrink to nothing.
It'd be cool if we could have objective measurements of productivity. But if we could have objective measures of productivity, I wouldn't be wasting my time with macro data analysis, I would be selling the system to companies and trying to get rid of subjective employee reviews.
1) These numbers are not for same jobs. Men and women choose to study in different fields, and end up working in different fields.
2) Men work longer hours
3) Men take fewer sick days
4) Men negotiate salaries better
5) Men take on more dangerous jobs
Later in the article, Matthew Prestifilippo accounts for the factors you mention (except salary negotiation) and lists various occupations in which women or men have pay advantages in the aggregate.