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The theory of the firm under perfect competition — Economics STD 11 Commerce — Question

CBSE BoardEnglish MediumSTD 11 CommerceEconomicsThe theory of the firm under perfect competition1 Mark
MCQ
When supply curve is vertical, $ES = ...... ?$
  • ✓
    Zero.
  • B
    $1.$
  • C
    $\infty$.
  • D
    $ES > 1.$
✓

Answer

Correct option: A.
Zero.

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