Not GP, but: From your wikipedia link > There are two distinct numbers regarding the pay gap: non-adjusted versus adjusted pay gap. The latter typically takes

Not GP, but: From your wikipedia link > There are two distinct numbers regarding the pay gap: non-adjusted versus adjusted pay gap. The latter typically takes into account differences in hours worked, occupations chosen, education and job experience.[1] In the United States, for example, the non-adjusted average woman's annual salary is 79% of the average man's salary, compared to 95% for the adjusted average salary.[2][3][4][5] The remaining 5% could be from the "women are wonderful" positive attributes not being the narrow selection of ones that are highly sought after in well-renumerated jobs, or (spitballing here) psychosocial (Expectations of a pay gap driving negotiation behavior or something).