Ua lag ua luamHais kom tus kws

Qhov kev thov muaj nuj nqi

Muaj nuj nqi Demand - ib tug nkhaus txhua txhua kis uas txawv nyob ntawm seb qhov luaj li cas yuav tsum tau rau ib tug neeg cov khoom pab pawg thiab tseem nyob rau ib tug xov tooj ntawm lwm yam uas cuam tshuam nws. Yog lwm txhais lus ntawm cov nyiaj txiag tswv yim. Raws li nws, qhov kev thov muaj nuj nqi - ib tug kev sib nrig sib dependence uas tau tshwm sim ntawm tus nqi ntawm ib tug khoom muag thiab cov neeg siv kev thov rau nws. Nyob rau hauv cov ntaub ntawv no, lwm yam yuav tau mus yuav qhov.

Nyob rau hauv tsim qauv raws li nyob rau hauv cov neeg coob, uas nrhiav tau lawv daim ntawv thov nyob rau hauv cov kev siv ntawm zauv txoj kev txheeb cais, cov ntaub ntawv tau nyob rau hauv qhov kev ntawm cov ntaub ntawv hais txog tus nqi tau, raws li tau zoo raws li cov theem ntawm cov nyiaj khwv tau ntawm cov pejxeem. Xav yog tseem muab:

- cov ntaub ntawv nyob rau hauv lub xub ntiag ntawm tus neeg thiab lub sij hawm ntawm kev siv ntawm cov khoom uas muaj feem rau kev siv ntawm check cov khoom;

- nyob tus yeees ntawm cov tsev neeg;

- lub scale ntawm cov vaj tse siv, uas yog lub hauv paus ntawm lub hav zoov ntawm kev thov rau cov purchase ntawm cov rooj tog, thiab lwm yam

Feem ntau cov feem ntau nyob rau hauv lub economic kev tshawb xav siv ib leeg-tau thov muaj nuj nqi. Nws qhia lub dependence ntawm cov tsev neeg xav tau kev pab ntawm cov theem ntawm cov nyiaj khwv tau lawv tau txais. Lub graphs tsim los ntawm no cov ntaub ntawv, curves yog E.Engelya lub npe - tom qab lub German tus paub txog uas kawm lawv lub zog.

Qhov kev thov muaj nuj nqi nyob rau hauv lub generalized daim ntawv qhia qhov ncaj nyob tos ntawm qhov ntim ntawm kev thov los yog tau ntawm ntau yam khoom ntawm qhov nruab nrab nyiaj tau los ntawm cov pejxeem. Ximxoo cov ntaub ntawv curves yuav raug hloov nyob rau hauv raws li uas twb muaj lawm tsis. Yog li, kev kawm mus rau lub proportionality yuav tsum tau thiab cov nyiaj tau txoj kev loj hlob, yog ib tug linear muaj nuj nqi ntawm kev thov. Cov kab rov tav axis x-charting qhia tus nqi ntawm cov kev hloov nyob rau hauv cov nyiaj ntsuab ntawm tsev neeg. Lub ordinate (ntsug) yog txoj kab uas peb yuav saib tau lub ntim ntawm kev thov. Ua los ntawm kev siv ntawm uas twb muaj lawm indicators yuav tau yuav luag ib tug ncaj kab. Ib qho piv txwv ntawm xws li ib tug muaj nuj nqi yuav tsum nyob siv thiab nyiaj tau los ntawm ua hauj lwm thiab neeg ua hauj lwm nyob rau hauv lub berries thiab txiv hmab txiv ntoo, npaj txhij-ua khaub ncaws thiab knitwear, raws li zoo raws li nqaij ntses.

Muaj kuj yog ib tug kev sib raug zoo uas yog yus muaj los ntawm ib tug sai kev loj hlob nyob rau hauv kev thov rau tej qho khoom pab pawg neeg nrog ib tug tag nrho nce nyob rau hauv cov nyiaj tau los. Lub teeb ntawm no muaj nuj nqi muaj rau hauv daim ntawm ib tug convex nkhaus.

Economic kev tshawb xav yog suav tias yog thiab lub backlog thov los ntawm txoj kev loj hlob nyob rau hauv lub xov tooj ntawm cov nyiaj uas tau tshwm sim ntawm ib yam kev tsuas xyaus ntawm kev thov. Lub teeb ntawm no dependence muaj hauv daim ntawv ntawm ib tug concave nkhaus daim ntawv.

Hauv plawv ntawm lub lag luam mechanism ntawm kev khwv nyiaj txiag yog ib tug muaj nuj nqi ntawm mov thiab thov. Lub loj hlob xav tau kev pab ntawm cov pejxeem yog ib tug yuavtsum tau kawm uantej rau chaw tsim tshuaj paus rau nce los yog yuav pib ntau lawm ntawm tej yam khoom. Thov tsim mov uas yuav tsum tau rau cov khoom hauv tsev, lawv zoo thiab assortment daim ntawv teev. Feature muaj yog lub peev xwm rau cov nyob qib qub tau txais kev pab thiab producers, thiab cov purchase ntawm tas khoom nrog lawv muag khoom. Nrog lub nce nyob rau hauv kev thov yog ib qho kev nce rau hauv qhov kev tso tawm ntawm cov khoom. Thaum lossi txhim kho qhov zoo ntawm manufactured khoom thiab txo nws raug nqi. Qhov no ua rau ib qho kev nce rau hauv lub xov tooj ntawm cov proposals.

Nyob rau hauv thiaj li yuav ua tau tshuav nyiaj li cas nyob rau hauv tus neeg ua lag luam yog ib tug tsim nyog mob rau kev ua lag luam kev tshawb fawb. Nws so li mus rau hauv ob peb pawg:

- siv (txaus siab);

- txaus siab;

- hnubpoob.

Thov yog siv nyob rau hauv lub rooj plaub uas muaj ib tug tsis tu ncua muag khoom ntawm tej khoom pab pawg neeg, uas yog muaj nyob rau hauv cov lag luam. Tshuav tej yam xav tau kev pab tshwm sim los ntawm qhov kuaj pom ntawm cov nyiaj ntawm cov pejxeem mus yuav ib tug tej yam khoom thaum nws yog tsis txaus.

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