Production Flashcards

1
Q

If the transformation function is differentiable then MRT = ?

A

MRT i,k (ybarra) = (∂F(ybarra)/∂yi) / (∂F(ybarra)/∂k)

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2
Q

Defina a tecnologia

A

Y = {(-z, q) | f(z) ≥ q}

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3
Q

What is the property of no free lunch?

A

Y ∩ R* ⊆ {0}

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4
Q

What is the property of free-disposal?

A

Y -R+ ⊆ Y

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5
Q

What is the property of Possibility of inaction?

A

0 ∈ Y

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6
Q

What is the property of irreversibility

A

Y ∩ (-Y) ⊆ {0}

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7
Q

What is the property of nonincreasing returns to scale

A

αY ⊆ Y for all α ∈ [0,1]

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8
Q

What is the property of nondecreasing returns to scale

A

αY ⊆ Y for all α ∈ [1, infinito]

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9
Q

What is the property of constant returns to scale

A

αY ⊆ Y for all α

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10
Q

What is the Property of additivity

A

Y + Y ⊂ Y

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11
Q

What is the property of convexity?

A

αY + (1-α)Y ⊆ Y for all α ∈ [0,1]

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12
Q

O que garante as propriedades de retornos constantes de escala e convexidade?

A

Y é um cone convexo

αY + βY ⊂ Y α, β ≥ 0

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13
Q

Apresente o problema de maximização de lucro para um output

A

max pf(z) - wz

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14
Q

π(.) é homogênea de grau…

A

1

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15
Q

π(.) é concova

A

Falso, é convexa

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16
Q

y(.) é homogênea de grau

A

0

17
Q

Apresente o Hotteling’s Lemma

A

Se y(p) é um singleton, então π(.) é diferenciavel em p e ∇π(p) = y(p)

18
Q

Apresente o problema de minimização do custo

A

c(w, q) := min{w*z | f(z) ≥ q}

19
Q

Qual é o valor do custo marginal de produção?

A

∂c(w,q)/∂q = μ*

20
Q

Qual a relação entre o PMP e o CMP

A

π(p, w) = max {p*q - c(w,q) | q ∈ R+}

21
Q

Qual o grau de homogeneidade de c(.) em w?

A

1

22
Q

c(.) é nondecreasing em q

A

Verdadeiro

23
Q

c(.) é uma função concova em w

A

Verdadeiro

24
Q

Apresente o Lemma de Sheppard

A

Se z(w, q) é um singleton , então c(.) é diferenciavel em relação a w em wbarra e ∇w c(wbarra, q) = z(wbarra, q)

25
Q

Apresente a formula do Average Cost

A

c(q,w)/q

26
Q

Apresente a formula do marginal cost

A

∂c(q,w)/∂q

27
Q

What is an efficiente production?

A

y ∈ Y is efficient if for every y’ ∈ Y, y’ ≥ y implies y = y’.

28
Q

If y maximizes the profit for some p. Then…

A

y is efficient

29
Q

If Y is convex. Then every y efficient…

A

Maximizes profi for some p