No one said anything about the same work. If you’ve understood it that way then I think it is fair to say that you haven’t actually understood the concept, isn’t it?

The question is usually about why female dominated industries, despite being absolutely critical to society, tend to have less monetary value attached to them. Examples of such skilled work are frontline medicine and education; critical yet undervalued compared to say, plumbers and bricklayers, which are male dominated skilled professions that attract very good wages