Video: Dab tsi yog cov piv txwv ntawm net exports?
2024 Tus sau: Stanley Ellington | [email protected]. Kawg hloov kho: 2023-12-16 00:17
Cov net tooj suav nrog ntau yam xa tawm thiab cov khoom lag luam thiab kev pabcuam, xws li tsheb, cov khoom siv, cov yeeb yaj kiab thiab lwm yam. Yog ib lub teb chaws xa tawm $ 200 billion tus nqi ntawm cov khoom thiab imports $ 185 billion tus nqi ntawm cov khoom ( xa tawm > imports), ces nws net exported cov khoom yog $ 200 billion - $ 185 billion = $ 15 billion.
Khaws qhov no rau hauv kev txiav txim siab, dab tsi suav nrog hauv net exports?
Net exports yog tus nqi uas tag nrho xa tawm ntawm ib lub teb chaws tshaj nws tag nrho cov imports. Ob leeg xa tawm thiab imports suav nrog cov khoom siv cev nqaij daim tawv, xws li zaub mov, khaub ncaws, thiab tsheb, thiab cov kev pabcuam, xws li kev sab laj kev lag luam, kev mus ncig, kev lag luam hauv xov tooj, thiab kev cog lus ntawm tsoomfwv thiab tub rog.
Kuj Paub, koj ua li cas xam cov khoom xa tawm? Net exports yog a ntsuas ntawm ib lub teb chaws kev lag luam tag nrho. Cov qauv rau nqa export yog ib qho yooj yim: Tus nqi ntawm ib lub teb chaws tag nrho xa tawm cov khoom thiab cov kev pab cuam rho tawm tus nqi ntawm tag nrho cov khoom thiab cov kev pab cuam nws imports sib npaug zos nws nqa export.
Kuj paub yog, yog net exports zoo los yog tsis zoo?
Net exports tuaj yeem yog zoo los tsis zoo . Thaum twg xa tawm muaj ntau tshaj li imports, nqa export yog zoo . Thaum twg xa tawm tsawg tshaj li imports, nqa export yog tsis zoo . Yog ib haiv neeg xa tawm , hais tias, $ 100 billion las tus nqi ntawm cov khoom thiab imports $ 80 billion, nws muaj nqa export ntawm $20 billion.
Kev xa tawm ntawm cov khoom thiab cov kev pabcuam yog dab tsi Vim li cas nws tsis zoo?
Tsis zoo li lwm yam kev siv nyiaj, net exports ntawm cov khoom thiab cov kev pab cuam tuaj yeem yog qhov zoo lossis tsis zoo . Lawv zoo thaum xa tawm muaj ntau tshaj li imports thiab tsis zoo thaum xa tawm yog tsawg tshaj li imports.
Pom zoo:
Dab tsi yog qhov piv txwv piv txwv hauv kev txheeb cais?
Nyob rau hauv kev txheeb cais, sampling bias yog ib tug bias nyob rau hauv uas ib tug piv txwv yog sau nyob rau hauv xws li ib tug txoj kev uas ib co tswv cuab ntawm cov neeg npaj muaj ib tug tsawg sampling probability tshaj lwm tus
Dab tsi yog rau lub tshuab yooj yim thiab cov piv txwv ntawm lawv yog dab tsi?
Cov no yog rau lub tshuab yooj yim: cov nplais, lub log thiab lub qag, qib, lub dav hlau inclined, ntsia hlau, thiab lub log
Cov piv txwv ntawm cov tsev hais plaub tshwj xeeb yog dab tsi?
Hauv Tebchaws Meskas, cov tsev hais plaub tshwj xeeb tuaj yeem daws kev tsis sib haum xeeb thiab kev ua txhaum cai. Cov tsev hais plaub tshwj xeeb muaj xws li 'Lub Tsev Hais Plaub Tshuaj,' 'Lub Tsev Hais Plaub Hauv Tsev,' thiab 'Lub Tsev Hais Plaub Tsheb'
Yuav ua li cas koj xam net exports ntawm cov khoom thiab cov kev pab cuam?
Net exports yog ib qho kev ntsuas ntawm ib lub teb chaws stotaltrade. Cov mis rau net exports yog ib qho yooj yim: Tus nqi ntawm ib lub teb chaws tag nrho cov khoom xa tawm thiab cov kev pabcuam minusthe tus nqi ntawm tag nrho cov khoom thiab cov kev pabcuam nws importsequal itsnet exports
Dab tsi yog cov piv txwv ntawm cov khoom siv tsis zoo ntawm lub zog?
Cov khoom siv tsis yog cov khoom siv no tseem hu ua cov khoom siv hluav taws xob tauj dua tshiab. Cov piv txwv muaj xws li hnub ci zog, bioenergy, tidal zog thiab cua zog