Exactly what I was thinking (I remember that previous HN comment too). I'd also suspect younger people negotiate less and people who are newer in the cycle of

Exactly what I was thinking (I remember that previous HN comment too). I'd also suspect younger people negotiate less and people who are newer in the cycle of generational wealth (don't have someone helping them understand the process). Maybe since there are fewer women in engineering and friendships tend to generally be segregated by sex they don't have people to talk to about this kind of negotiation which further compounds the issue.