To calculate the marginal revenue product of labor (MRP) for the second worker, we need to determine the additional output produced by that worker and how that output contributes to revenue.
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Output with 1 Worker: 9 pairs of jeans
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Output with 2 Workers: 19 pairs of jeans
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Additional Output from the 2nd Worker: \[ 19 \text{ pairs} - 9 \text{ pairs} = 10 \text{ pairs} \]
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Market Price per Pair of Jeans: $30
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Marginal Revenue Product of Labor (MRP) is calculated as: \[ \text{MRP} = \text{Additional Output} \times \text{Price per Unit} \] Therefore: \[ \text{MRP} = 10 \text{ pairs} \times 30 \text{ dollars/pair} = 300 \text{ dollars} \]
Thus, the marginal revenue product of labor for the second worker is $300 per hour.
Therefore, the correct response is: $300 per hour.