<prompt> UFriedman waziwa nangomsebenzi wakhe wokusetshenziswa komsebenzi, i-permanent income hypothesis 1957, uFriedman uqobo ayibheka njengomsebenzi wakhe wesayensi omuhle kakhulu. Lo msebenzi wagomela ukuthi abathengi abanengqondo bazosebenzisa inani elilinganayo lalokho abakubona njengengeniso labo elihlala njalo. Inzuzo engajwayelekile izosindiswa kakhulu. Ukuncishiswa kwentela ngokufanayo, njengoba abathengi abanengqondo bebikezela ukuthi izintela kuzodingeka zikhuphuke ngokuhamba kwesikhathi ukulinganisela ezezimali zomphakathi. Eminye iminikelo ebalulekile ifaka ukugxekwa kwakhe kwe-Phillips curve kanye nomqondo wenani lemvelo lokungasebenzi 1968. Lokhu kugxeka kuhlobanisa igama lakhe, kanye nelika-Edmund Phelps, nokuqonda ukuthi uhulumeni oletha ukwehla kwamandla emali okukhulu akakwazi ukunciphisa unomphela ukungasebenzi ngokwenza kanjalo. Ukungasebenzi kungahle kube phansi okwesikhashana, uma ukwehla kwamandla emali kungukumanga, kepha esikhathini eside ukungasebenzi kuzonqunywa yimakethe nokungapheleli kwemali yomsebenzi. Umbuzo: Ubani umsebenzi kaFried  <response>: UFriedman 