The long-run cost curves of a typical firm and the firm’s minimum efficient scale of operation.
Concept Introduction:
Long-run refers to the time period in which no input is fixed. In other words, in the long-run all the inputs used in the production process can be varied.
Economies of scale- It occurs when the rate of increase in output exceeds the rate of increase in inputs. When this situation occurs the firm's average total cost falls.
Constant returns to scale- It occurs when the rate of increase in output is equal to the rate of increase in inputs. When this situation occurs, the firm's
Diseconomies of scale- It occurs when the rate of increase in output is less than the rate of increase in inputs. When this situation occurs, the firm's average total costs increase with output.
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