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Macroeconomics
Posted 7 months ago

The table below gives output, marginal product, and average product of a firm producing novelty T\mathrm{T}-shirts using different numbers of workers. The firm produces t-shirts in a perfectly competitive market where the price of a t-shirt is $10\$ 10 :
\begin{tabular}{llll} 
Units of labor & Output & Marginal Product & Average Product \\
\hline 0 & 0 & - & - \\
1 & 90 & 90 & 90 \\
2 & 200 & 110 & 100 \\
3 & 330 & 130 & 110 \\
4 & 400 & 70 & 50 \\
5 & 450 & 50 & 90 \\
6 & 420 & 30 & 70
\end{tabular}

What is the marginal revenue product of labor (MRPL)\left(M R P_{L}\right) of the fourth worker?

Choose 1 answer:
(A) $500\$ 500
(B) $700\$ 700
(c) $100\$ 100
(D) $1300\$ 1300
(E) $400\$ 400

Related content
Introduction to labor markets
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Answer from Sia
Posted 7 months ago
Solution
a
Calculating Marginal Revenue Product (MRP): The marginal revenue product of labor is calculated by multiplying the marginal product (MP) of labor by the price of the output (P)
b
Applying the Formula: Given that the price of a T-shirt is 10andthemarginalproductofthefourthworkeris70Tshirts,theMRPiscalculatedas10 and the marginal product of the fourth worker is 70 T-shirts, the MRP is calculated as 10 multiplied by 70
Answer
$700
Key Concept
Marginal Revenue Product of Labor (MRP_L)
Explanation
The MRP_L is the additional revenue a firm earns from hiring an additional worker, which is the product of the marginal product of labor and the price of the output. In this case, the MRP_L for the fourth worker is $700, indicating the additional revenue generated by the fourth worker.

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