>> there is an enormous body of evidence demonstrating
>> that the gender pay gap is driven by overt sexism
>> and institutional barriers
Now, let's not make things up. Every time this question is seriously examined, it turns out that whatever "pay gap" there is is because women, on average, choose to not negotiate their pay, to work in less demanding jobs than men, and to work less in general. I'm not aware of a single rigorous study that links pay differences to "overt sexism" or anything of that sort.
In fact, recently Google did a study of its own, and found out that at least at Google more _men_ tend to be underpaid: https://www.nytimes.com/2019/03/04/technology/google-gender-...