ult ures , ▁first ▁rose ▁to ▁prom in ence ▁through ▁her ▁ 1 9 7 5 ▁ess ay ▁The ▁Tra ffic ▁in ▁Women : ▁Notes ▁on ▁the ▁' Pol it ical ▁Econom y ' ▁of ▁Sex , ▁in ▁which ▁she ▁co ins ▁the ▁phrase ▁" sex / gender ▁system " ▁and ▁critic izes ▁Marx ism ▁for ▁what ▁she ▁claims ▁is ▁its ▁incomplete ▁analysis ▁of ▁sex ism ▁under ▁capital ism , ▁without ▁dismiss ing ▁or ▁dis m ant ling ▁Marx ist ▁fund ament als ▁in ▁the ▁process . ▁ ▁More ▁recently , ▁many ▁Marx ist ▁femin ists ▁have ▁shift ed ▁their ▁focus ▁to ▁the ▁ways ▁in ▁which ▁women ▁are ▁now ▁potentially ▁in ▁worse ▁conditions ▁after ▁gain ing ▁access ▁to ▁product ive ▁labor . ▁Nancy ▁Fol bre ▁propos es ▁that ▁femin ist ▁movements ▁begin ▁to ▁focus ▁on ▁women ' s ▁sub ordinate ▁status ▁to ▁men ▁both ▁in ▁the ▁re product ive ▁( private ) ▁sphere , ▁as ▁well ▁as ▁in ▁the ▁work place ▁( public ▁sphere ). ▁In ▁an ▁interview ▁in ▁ 2 0 1 3 , ▁Sil via ▁Feder ici ▁ur ges ▁femin ist ▁movements ▁to ▁consider ▁the ▁fact ▁that ▁many ▁women ▁are ▁now ▁forced ▁into ▁product ive ▁and ▁re product ive ▁labor , ▁resulting ▁in ▁a ▁" double ▁day ". ▁Feder ici ▁arg ues ▁that ▁the ▁em an cip ation ▁of ▁women ▁still ▁cannot ▁occur ▁until ▁they ▁are ▁free ▁from ▁the ▁bur den ▁of ▁unw aged ▁labor , ▁which ▁she ▁propos es ▁will ▁involve ▁institution al ▁changes ▁such ▁as ▁closing ▁the ▁w age