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Q: Who among the following economists gave the concept of "economies of scale". Which says "many goods and  services can be produced more cheaply in long series"?

  • 1
    Edward C.Prescott
  • 2
    Amartya Sen
  • 3
    Gray S.Becker
  • 4
    Paul Krugman
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Answer : 4. "Paul Krugman"
Explanation :

Answer: D) Paul Krugman Explanation:

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