12.07.2015 Views

RIJEÅ ENI ZADACI IZ MATEMATIKE

RIJEÅ ENI ZADACI IZ MATEMATIKE

RIJEÅ ENI ZADACI IZ MATEMATIKE

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36. Zadana je Cobb-Douglasova funkcija proizvodnje Q(L, C) = 2.5L t C 1 4, gdjeje L količina rada, a C količina kapitala. Odredite parametar t ∈ R takavda su u pitanju opadajući prinosi u proizvodnji.Rješenje:Q(λL, λC) = 2.5(λL) t (λC) 1 4 = 2.5λ t L t λ 1 4 C14 == λ t+ 1 4 2.5L t C 1 4 = λt+ 1 4 Q(LC)t + 1 4 < 1t < 1 − 1 4t < 3 4t ∈< −∞, 3 4 >34

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