Consider the following information for a T-shirt manufacturing firm that can sell as many T-shirts as it wants for $3 per shirt.
NUMBER OF
NUMBER OF SHIRTS
Â
WORKERS
PRODUCED PER DAY
MPL
TR
MRPL
0
__
1
30
2
80
3
110
4
135
5
20
6
170
7
8
15
a. Fill in all the blanks in the table.
b. Verify that MRPL for this firm can be calculated in two ways: (1) change in TR from adding another worker and (2) MPL times the price of output.
c. If this firm must pay a wage rate of $40 per worker per day, how many workers should it hire? Briefly explain why.
d. Suppose the wage rate rises to $50 per worker. How many workers should be hired now? Why?
e. Suppose the firm adopts a new technology that doubles output at each level of employment and the price of shirts remains at $3.What is the effect of this new technology on MPL and on MRPL? At a wage of $50, how many workers should the firm hire now?
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