oligopoly & the kinked demand curve

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This presentation investigates why oligopolies might lead to price ridgidty.

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Presentation Transcript

The Kinked Demand Curve:

The Kinked Demand Curve Why do prices remain relatively stable in a non-collusive oligopoly?

Slide 2:

Non-collusive oligopoly

Above P : Elastic Demand:

Above P : Elastic Demand “Change in the price of the product leads to a greater than proportionate change in the quantity demanded of it.”

Above $5: Elastic Demand:

Above $5: Elastic Demand “Change in the price of the product leads to a greater than proportionate change in the quantity demanded of it.”

Below P: Inelastic Demand:

Below P: Inelastic Demand “A change in price of the product leads to a proportionally smaller change in the quantity demanded of it.”

Below $5 : Inelastic Demand:

Below $5 : Inelastic Demand “A change in price of the product leads to a proportionally smaller change in the quantity demanded of it.”

Slide 16:

Marginal Revenue Curve: above the kink

Slide 17:

Marginal Revenue Curve: below the kink

Slide 18:

Marginal Revenue Curve: below the kink

Slide 20:

Kinked Demand curve with MR

Slide 21:

Kinked Demand curve with MR

Slide 22:

Profit maximization where…

In summary…Reasons for price rigidity:

In summary…Reasons for price rigidity If a firm tries to raise the price…

In summary…Reasons for price rigidity:

In summary…Reasons for price rigidity If a firm tries to raise the price… 2. If a firm tires to lower the price…

In summary…Reasons for price rigidity:

In summary…Reasons for price rigidity If a firm tries to raise the price… 2. If a firm tires to lower the price… 3. Vertical MR allows range of MC at the same…. _______