What affects the trends in salaries?

What might cause women's salaries to be lower than men's salaries?

How do the salaries of male and female athletes compare?

Are there many women in the list of the world's richest people?

Why do you think salaries for men and women are usually represented by the median (or middle value), rather than the mean (or average)?

A 1% salary increase is not necessarily less than a 50% salary increase - it depends on the original salaries involved. (For example, compare 1% of $1,000,000 to 50% of $10,000)