Cobb Douglas marginal khoom ntawm kev ua haujlwm suav li cas?
Cobb Douglas marginal khoom ntawm kev ua haujlwm suav li cas?

Video: Cobb Douglas marginal khoom ntawm kev ua haujlwm suav li cas?

Video: Cobb Douglas marginal khoom ntawm kev ua haujlwm suav li cas?
Video: Cobb Douglas Production Function|What is Cobb Douglas Production Function|Cobb Douglas Properties 2024, Kaum ib hlis
Anonim

Piv txwv li Q = f(L, K) yog tus ntau lawm ua haujlwm qhov twg tus nqi tsim tau muab raws li kev ua haujlwm ntawm kev ua haujlwm thiab peev siv. Piv txwv li, rau Coob - Douglas ntau lawm function Q = f(L, K) = ALa Kb. Rau ib tug npaum li cas ntawm kev ua haujlwm thiab peev, tus piv Q K yog tus nqi nruab nrab ntawm ntau lawm rau ib tug unit ntawm peev.

Ntawm no, koj ua li cas xam cov khoom lag luam marginal ntawm kev ua haujlwm?

Marginal khoom ntawm kev ua haujlwm yog qhov ntsuas ntawm qhov kev hloov pauv hauv cov zis thaum ntxiv kev ua haujlwm yog ntxiv. Txawm li cas los xij, tag nrho lwm yam tseem ceeb nyob tas li. Rau xam marginal khoom ntawm kev ua haujlwm koj tsuas faib qhov kev hloov pauv tag nrho khoom los ntawm kev hloov hauv kev ua haujlwm.

Tsis tas li ntawd, thaum cov khoom nruab nrab ntawm kev ua haujlwm zoo ib yam li cov khoom lag luam marginal ntawm kev ua haujlwm? Cov khoom lag luam marginal (MP) ntawm kev ua haujlwm hais txog ib qho ntxiv rau tag nrho khoom nrog kev nce hauv kev ua haujlwm tswv yim. Cov khoom nruab nrab (AP) ntawm kev ua haujlwm tshwm sim thaum tag nrho cov khoom tsim tau muab faib los ntawm units ntawm kev ua haujlwm ntiav. Nyob rau hauv sib piv rau ntau lawm nkhaus, tus nqi nkhaus siv ib txoj hauv kev sib txawv kiag li.

Tsis tas li ntawd, koj yuav xam MPL thiab MPK li cas?

Cov xwm txheej no yog (i) P· MPL = W rau kev ua haujlwm, thiab (ii) P· MPK = R rau peev, qhov twg P yog tus nqi ntawm cov zis, MPL yog cov khoom lag luam marginal ntawm kev ua haujlwm, W yog tus nqi zog, MPK yog cov khoom lag luam marginal ntawm peev, thiab R yog tus nqi xauj tsev ntawm peev.

Dab tsi yog marginal khoom nrog piv txwv?

A marginal khoom yog qhov incremental hloov nyob rau hauv tso tawm ntaus nqi rau ib qho kev hloov nyob rau hauv ib yam khoom input. Rau piv txwv , marginal khoom tej zaum yuav muaj ntau ntxiv cov khoom ua nrog ntxiv ntawm ib tus neeg ua haujlwm ntxiv rau ntawm a ntau lawm kab.

Pom zoo: