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Production in the Long Run Quiz

12 questions economics Grades 9-12

The question sheet

Reveal any answer as you study
  1. In the long run, what is true about the factors of production?

    • All factors are variable
    • No factors are variable
    • Only labor is variable
    • Only capital is variable
    Reveal answer

    Answer: All factors are variable

    Source evidence

    PDF page 188: With more capital, the firm can hire three workers before diminishing productivity comes into effect. More generally, because all factors are variable, the long run production function shows the most efficient way of producing any level of output.

    PDF page 187: In the long run, all factors (including capital) are variable, so our production function is Q = f ⎣L, K⎦ . Consider a secretarial firm that does typing for hire using typists for labor and personal computers for capital. To start, the firm has just enough business for one typist and one PC to keep busy for a day. Say that’s five documents. Now suppose the firm receives a rush order from a good customer for 10 documents tomorrow. Ideally, the firm would like to use two typists and two PCs to produce twice their normal output of five documents. However, in the short turn, the firm has fixed capital, i.e. only one PC. The table below shows the situation:

  2. In the long run production function Q = f(L, K), what does K represent?

    • Quantity
    • Labor
    • Cost
    • Capital
    Reveal answer

    Answer: Capital

    Source evidence

    PDF page 187: In the long run, all factors (including capital) are variable, so our production function is Q = f ⎣L, K⎦ . Consider a secretarial firm that does typing for hire using typists for labor and personal computers for capital. To start, the firm has just enough business for one typist and one PC to keep busy for a day. Say that’s five documents. Now suppose the firm receives a rush order from a good customer for 10 documents tomorrow. Ideally, the firm would like to use two typists and two PCs to produce twice their normal output of five documents. However, in the short turn, the firm has fixed capital, i.e. only one PC. The table below shows the situation:

  3. In the secretarial firm example, what serves as capital?

    • Phone calls
    • Documents
    • Typists
    • Personal computers
    Reveal answer

    Answer: Personal computers

    Source evidence

    PDF page 187: In the long run, all factors (including capital) are variable, so our production function is Q = f ⎣L, K⎦ . Consider a secretarial firm that does typing for hire using typists for labor and personal computers for capital. To start, the firm has just enough business for one typist and one PC to keep busy for a day. Say that’s five documents. Now suppose the firm receives a rush order from a good customer for 10 documents tomorrow. Ideally, the firm would like to use two typists and two PCs to produce twice their normal output of five documents. However, in the short turn, the firm has fixed capital, i.e. only one PC. The table below shows the situation:

  4. In the short run, why is the firm limited to one PC?

    • Capital is fixed
    • Output is fixed
    • Labor is fixed
    • Demand is fixed
    Reveal answer

    Answer: Capital is fixed

    Source evidence

    PDF page 187: In the long run, all factors (including capital) are variable, so our production function is Q = f ⎣L, K⎦ . Consider a secretarial firm that does typing for hire using typists for labor and personal computers for capital. To start, the firm has just enough business for one typist and one PC to keep busy for a day. Say that’s five documents. Now suppose the firm receives a rush order from a good customer for 10 documents tomorrow. Ideally, the firm would like to use two typists and two PCs to produce twice their normal output of five documents. However, in the short turn, the firm has fixed capital, i.e. only one PC. The table below shows the situation:

    PDF page 188: In the short run, the only variable factor is labor so the only way the firm can produce more output is by hiring additional workers. What could the second worker do? What can they contribute to the firm? Perhaps they can answer the phone, which is a major impediment to completing the typing assignment. What about a third worker? Perhaps he or she could bring coffee to the first two workers. You can see both total product and marginal product for the firm above. Now here’s something to think about: At what point (e.g. after how many workers) does diminishing marginal productivity kick in, and more importantly, why? In this example, marginal productivity starts to decline after the second worker. This is because capital is fixed. The production process for typing works best with one worker and one PC. If you add more than one typist, you get seriously diminishing marginal productivity. Consider the long run. Suppose the firm’s demand increases to 15 documents per day. What might the firm do to operate more efficiently? If demand has tripled, the firm could acquire two more PCs, which would give us a new short run production function as Table 7.4 below shows.

  5. To start, how many documents can one typist and one PC produce in a day?

    • Fifteen
    • Two
    • Five
    • Ten
    Reveal answer

    Answer: Five

    Source evidence

    PDF page 187: In the long run, all factors (including capital) are variable, so our production function is Q = f ⎣L, K⎦ . Consider a secretarial firm that does typing for hire using typists for labor and personal computers for capital. To start, the firm has just enough business for one typist and one PC to keep busy for a day. Say that’s five documents. Now suppose the firm receives a rush order from a good customer for 10 documents tomorrow. Ideally, the firm would like to use two typists and two PCs to produce twice their normal output of five documents. However, in the short turn, the firm has fixed capital, i.e. only one PC. The table below shows the situation:

  6. In the short run, how can the firm produce more output?

    • By buying more PCs
    • By raising prices
    • By lowering demand
    • By hiring more workers
    Reveal answer

    Answer: By hiring more workers

    Source evidence

    PDF page 188: In the short run, the only variable factor is labor so the only way the firm can produce more output is by hiring additional workers. What could the second worker do? What can they contribute to the firm? Perhaps they can answer the phone, which is a major impediment to completing the typing assignment. What about a third worker? Perhaps he or she could bring coffee to the first two workers. You can see both total product and marginal product for the firm above. Now here’s something to think about: At what point (e.g. after how many workers) does diminishing marginal productivity kick in, and more importantly, why? In this example, marginal productivity starts to decline after the second worker. This is because capital is fixed. The production process for typing works best with one worker and one PC. If you add more than one typist, you get seriously diminishing marginal productivity. Consider the long run. Suppose the firm’s demand increases to 15 documents per day. What might the firm do to operate more efficiently? If demand has tripled, the firm could acquire two more PCs, which would give us a new short run production function as Table 7.4 below shows.

  7. In the short run typing example, after which worker does marginal productivity start to decline?

    • Third worker
    • Second worker
    • First worker
    • Fourth worker
    Reveal answer

    Answer: Second worker

    Source evidence

    PDF page 188: In the short run, the only variable factor is labor so the only way the firm can produce more output is by hiring additional workers. What could the second worker do? What can they contribute to the firm? Perhaps they can answer the phone, which is a major impediment to completing the typing assignment. What about a third worker? Perhaps he or she could bring coffee to the first two workers. You can see both total product and marginal product for the firm above. Now here’s something to think about: At what point (e.g. after how many workers) does diminishing marginal productivity kick in, and more importantly, why? In this example, marginal productivity starts to decline after the second worker. This is because capital is fixed. The production process for typing works best with one worker and one PC. If you add more than one typist, you get seriously diminishing marginal productivity. Consider the long run. Suppose the firm’s demand increases to 15 documents per day. What might the firm do to operate more efficiently? If demand has tripled, the firm could acquire two more PCs, which would give us a new short run production function as Table 7.4 below shows.

  8. Why does diminishing marginal productivity occur in the short run typing example?

    • Capital is fixed
    • Labor is fixed
    • Demand falls
    • Prices rise
    Reveal answer

    Answer: Capital is fixed

    Source evidence

    PDF page 188: In the short run, the only variable factor is labor so the only way the firm can produce more output is by hiring additional workers. What could the second worker do? What can they contribute to the firm? Perhaps they can answer the phone, which is a major impediment to completing the typing assignment. What about a third worker? Perhaps he or she could bring coffee to the first two workers. You can see both total product and marginal product for the firm above. Now here’s something to think about: At what point (e.g. after how many workers) does diminishing marginal productivity kick in, and more importantly, why? In this example, marginal productivity starts to decline after the second worker. This is because capital is fixed. The production process for typing works best with one worker and one PC. If you add more than one typist, you get seriously diminishing marginal productivity. Consider the long run. Suppose the firm’s demand increases to 15 documents per day. What might the firm do to operate more efficiently? If demand has tripled, the firm could acquire two more PCs, which would give us a new short run production function as Table 7.4 below shows.

  9. According to the text, the typing process works best with what combination?

    • One worker, two PCs
    • Two workers, one PC
    • One worker, one PC
    • Three workers, one PC
    Reveal answer

    Answer: One worker, one PC

    Source evidence

    PDF page 188: In the short run, the only variable factor is labor so the only way the firm can produce more output is by hiring additional workers. What could the second worker do? What can they contribute to the firm? Perhaps they can answer the phone, which is a major impediment to completing the typing assignment. What about a third worker? Perhaps he or she could bring coffee to the first two workers. You can see both total product and marginal product for the firm above. Now here’s something to think about: At what point (e.g. after how many workers) does diminishing marginal productivity kick in, and more importantly, why? In this example, marginal productivity starts to decline after the second worker. This is because capital is fixed. The production process for typing works best with one worker and one PC. If you add more than one typist, you get seriously diminishing marginal productivity. Consider the long run. Suppose the firm’s demand increases to 15 documents per day. What might the firm do to operate more efficiently? If demand has tripled, the firm could acquire two more PCs, which would give us a new short run production function as Table 7.4 below shows.

  10. If demand triples to 15 documents per day, what might the firm do?

    • Lower its prices
    • Stop producing
    • Fire all typists
    • Acquire two more PCs
    Reveal answer

    Answer: Acquire two more PCs

    Source evidence

    PDF page 188: In the short run, the only variable factor is labor so the only way the firm can produce more output is by hiring additional workers. What could the second worker do? What can they contribute to the firm? Perhaps they can answer the phone, which is a major impediment to completing the typing assignment. What about a third worker? Perhaps he or she could bring coffee to the first two workers. You can see both total product and marginal product for the firm above. Now here’s something to think about: At what point (e.g. after how many workers) does diminishing marginal productivity kick in, and more importantly, why? In this example, marginal productivity starts to decline after the second worker. This is because capital is fixed. The production process for typing works best with one worker and one PC. If you add more than one typist, you get seriously diminishing marginal productivity. Consider the long run. Suppose the firm’s demand increases to 15 documents per day. What might the firm do to operate more efficiently? If demand has tripled, the firm could acquire two more PCs, which would give us a new short run production function as Table 7.4 below shows.

  11. In Table 7.12, with K=3PC, what is total product for two typists?

    • 5
    • 17
    • 10
    • 15
    Reveal answer

    Answer: 10

    Source evidence

    PDF page 188: Letters/hr (TP) 5 10 15 17 18 18 For K = 3PC MP 5 5 5 2 1 0

  12. In Table 7.12, with K=3PC, what is the marginal product of the third typist?

    • 5
    • 8
    • 1
    • 2
    Reveal answer

    Answer: 5

    Source evidence

    PDF page 188: Letters/hr (TP) 5 10 15 17 18 18 For K = 3PC MP 5 5 5 2 1 0

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Source

Principles of Microeconomics for AP Courses 2e

Principles of Microeconomics for AP Courses 2e by OpenStax, used under CC BY 4.0. Changes made by Stratacademy.

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