the “lust of pain” was first enunciated by Freud in a 1924 paper entitled “The Economic Problem in Masochism.” This curious little essay, as obscure as it is short,* laid down the psychoanalytic rule that masochism in women is the preferred state, an expression of sexual maturity—or, in Freud’s terms, “the final genital stage”—obtaining from “the situation characteristic of womanhood, namely, the passive part in coitus and the act of giving birth.”