Engel Amathanga uncedo zoqoqosho zale mihla ukuze bahlole indlela ukuhla nokunyuka kwexabiso kwemfuno isekelwe kwingeniso.
Ernst Engel
Ernst Engel ngummeli yohlanga, leyo, ngokutsho inkolelo ethandwayo, uthathwa kakhulu ngocoselelo kwaye zihlabane eYurophu. Ngokutsho izifundo zakhe, waba eThintelweyo, yezoqoqosho kunye ngezentlalo inxalenye. Bebuthanda ezi Sciences kwamenza ukuba enze kuphela igalelo elibonakalayo kuphuhliso lenzululwazi zamanani, kodwa ukuvula iipateni yokusebenzisa ngokuxhomekeke ingeniso yosapho, nto leyo enika izizathu ukwakha Engel amagophe. Kufuneka kuqatshelwe ukuba sisazinzulu Prussia, ebambe isikhundla soMlawuli of Bureau of Statistics e Berlin, waba ngugqirha kunokuba Njengomhlaziyi. Ngoko ke, lo mthetho kunye Engel igophe wabonakala empirically, ngenxa yokuba uphando elide umxholo lwabiwo iintsapho yokusebenza kunokuba abahluphekayo kunye nabameli iiklasi afumileyo. Nangona Ernst akazange asebenzise ngayo iishedyuli zazo zomsebenzi, kodwa wakha abezoqoqosho imisebenzi mihla ngenxa yomthetho wakhe yaziwa ngokuba "Engel igophe."
Iintlobo yempahla ngokwe Engel
Ukuphonononga iindleko iintsapho kunye namaqondo ingeniso ezahlukeneyo, Engel kwemiqathango yahlulwe zonke iimveliso ngokwamaqela amathathu. Eyokuqala wathabatha okubalulekileyo, badla libya-esemgangathweni cheap. Ngenxa yokwanda kwemfuno ezi uwela mveliso ingeniso, oko kukuthi, abathengi kuyimisela izinga more. Iqela lesibini kuquka izinto kwempahla, ukusetyenziswa apho akawatshintshi okanye ukwanda kunye ingeniso ukwanda. Oku iimveliso ezikumgangatho ophezulu, zonke imfuneko yobukho eqhelekileyo, kungakhathaliseki kakuhle-ntle le ntsapho. Umzekelo, iziqhamo kunye nemifuno, ukutya okuziinkozo, ubisi njalo njalo. Iqela lesithathu kwempahla, wafumana iimpahla igama ikhowudi zodidi, wathabatha impahla, ngaphandle apho unako ukuyenza, kodwa kwangaxeshanye befumana ixabiso ebalulekileyo iwonga, sigxininise indawo ahlala kuyo loo mntu okanye usapho eluntwini. Njengoko bathi, kumkhawulela ezimpahleni ...
Le luthambe ebango isekelwe kwingeniso
Ngenxa yoko, ekumiseleni isiphumo yengeniso imfuneko ezithile iintlobo kweempahla kunye neenkonzo kuqoqosho lwale mihla usebenzisa Engel amagophe. Yeyona luthambe kwemfuneko semali ethile imveliso. Oko kukuthi, sinako ukubona indlela ukutshintsha kwemfuno iintlobo ezithile impahla kuxhomekeke utshintsho kwengeniso kwabathengi. Engel curve ubonisa elihle luthambe yemfuno ngokwandisa ingeniso ubunewunewu kunye ezingalunganga - impahla ephantsi-esemgangathweni. esezingeni ezibalulekileyo eziyimfuneko ukuze umsebenzi yokuphila kwentsapho eqhelekileyo, i okubuyela kwimo yazo lincinane kakhulu. Ukuba engqondweni imithetho lowu, izicwangciso umenzi yintoni imveliso kufuneka ukuyila apho icandelo labantu kule count.
Engel Construction ijika
Ukwenzela ukwakha Engel igophe, kufuneka uthathe nokulungelelanisa iasi enqamlezileyo ntle usapho kunye nesakhono nkonzo layo, yaye nkqo - ngokwexabiso inani iimpahla ezithengiweyo. Ukuba langutana ni non-elastic phantsi umba ingeniso, oko kukuthi, essentials ezikumgangatho ophezulu, ngoko kwigophe uthe tyaba ngokufanelekileyo. Oku kuthetha ukuba inani leempahla ayinyuki ngokomlinganiselo ekukhuleni ingeniso. Ngapha koko, usapho, lutyabula mihla izonka ezibini, abayi kudla sonka, nokuba uya kwandisa kakuhle-ntle yawo. Index ukwandisa imali abazizityebi malunga nezinto zodidi iza kukhula kwaye uzithembe ngokwaneleyo. LwaManqaku impahla onganeno ikhula kumlinganiselo othile, okoko nje ingeniso yosapho akuthethi ukufikelela kwinqanaba apho kuya ithuba yokubuyisela iimpahla ephantsi-ezikumgangatho eyomeleleyo. Emva koko ke kwigophe liqala ukuze bawe. Ngenxa yoko, Engel ezigoso ukubonisa ezahlukeneyo yokuziphatha kwabathengi malunga iintlobo ezithile iimpahla ngokuxhomekeke ngokwengeniso ayizuzileyo.
Meaning Research Engel
Kakade ke, umthetho Engel iye ngaphandle yayo, kwaye awukwazi ukufumana imiqathango esichazayo for nawuphi na umsebenzisi. Kukho abantu ngokwaneleyo abazizityebi abakhetha ukuhlala ngokuthozama kunene, nokuba njani imali eninzi. Ukanti Engel curve ibonisa indlela ukukhula kwemfuneko uhlobo olwahlukileyo iimpahla kuxhomekeke nokwanda okanye unciphisa Ingeniso yabaxumi njengoko ixabiso avareji kudidi oluphezulu lomzekelo yokuziphatha yesininzi. ukusetyenziswa kwayo kwenza kube lula ukuqikelela uphuhliso kumacandelo ahlukeneyo kwezoqoqosho kunye notshintsho kwemfuneko yorhwebo. Kwangaxeshanye, Engel yayifumana indlela egqiba wentlupheko entsapho. Ukuba ngaphezu kwesiqingatha ingeniso-mali ngesiduko echithwa ekutyeni, kukhuselekile ukuthetha malunga nenqanaba eliphantsi yobomi bakhe. Ukongeza, wakwazi ukuba ubungqina khorwisaka ukuba iintsapho amahlwempu, yokunyamekela ukutya isonka semihla ngemihla, musa ukuchitha imali kunye nomzamo kuphuhliso yakho yokomoya, nto leyo kunciphisa kakhulu amathuba abo ebomini jikelele.