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Author Question: Which of the following refers to a relatively high correlation among the independent variables of a ... (Read 31 times)

D2AR0N

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on: Jul 1, 2018
Which of the following refers to a relatively high correlation among the independent variables of a regression equation?
 
  A) autocorrelation
  B) the identification problem
  C) statistically insignificant regression coefficients
  D) multicollinearity

Question 2

A firm currently employs five units of capital. When the firm adds a sixth unit of capital, it is able to reach a lower average cost for a greater quantity of output.
 
  What does this tell you about the shape of the long-run average cost curve and are economies of scale occurring? Explain briefly. Does this necessarily imply increasing or decreasing returns to scale in production or is it ambiguous? Explain briefly.


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Kjones0604

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Reply #1 on: Jul 1, 2018
Answer to Question 1

D

Answer to Question 2

Because the average cost is decreasing as the firm increases output, the long-run AC is falling and the firm is experiencing economies of scale. Returns to scale is ambiguous. While IRTS imply EOS, EOS can occur even in the presence of DRTS or CRTS.


D2AR0N

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Reply 2 on: Jul 1, 2018
Gracias!

jojobee318

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Reply 3 on: Yesterday
Excellent

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