"Salaires." . . "kvinder." . . "socialhistorie." . . "Lohn" . . . . . . . . . "History" . . . "History"@en . . "The Earnings Gap Between Male and Female Workers an Historical Perspective"@en . "The Earnings Gap Between Male and Female Workers : An Historical Perspective" . . . . . . . . . . . . . . "The earnings gap between male and female workers : an historical perspective" . . "The earnings gap between male and female workers an historical perspective"@en . . . "Earnings gap between male and female workers. an historical perspective" . . . . . . "økonomisk historie." . . "National Bureau of Economic Research" . . "Wirtschaftsgeschichte" . . "Lohn Frauenarbeitslohn USA." . . "Égalité de rémunération." . . . . "Fraueneinkommen" . . "Salaires Femmes." . . "USA" . . "mænd." . .