The

Determiner

  set

Noun

  of all

  such

Adjective

  tangency

Noun

  points

Noun

  is

Auxiliary

  called

Verb

  the

Determiner

 firm's " expansion

Noun

  path

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Noun

".

The set of all such tangency points is called the firm's "expansion path".

The set of all such tangency points is called the firm's "expansion path".