Ka pā ki te whiti i raro nei, ka whakahoki i te pātai i muri i roto i te reo ano rite te whiti: Passage: Friedman i mohiotia hoki mo tona mahi i runga i te taumahi mahi, te whakapaunga moni pūmau (1957), e Friedman ano i kiia e tona pai mahi pūtaiao. tautohetohe tenei mahi e ka whakapau kiritaki whaitake he nui ōrite o te mea i kite ratou ki te hei ratou moni pūmau. ka nui te nuinga o te ora whiwhinga. whakaiti tāke rite te pai, rite kiritaki whaitake e matapae e ka whai ki te whakanui ake tāke i muri mai ki te toenga pūtea tūmatanui. Ētahi atu takoha nui ngā tona whakahe o te Phillips ānau me te ariā o te auau tūturu o te kore mahi (1968). tenei whakahe hono tona ingoa, me te o Edmund Phelps, ki te tirohanga e kore e taea e te kāwanatanga e kawea ana i te nui ake o te utu kore mahi i roto i te mahi pera. kia iti te kore mahi, ki te mea he ohorere te utu, engari i roto i te mahi roa ka whakaritea
Ko Friedman