title

PERFECT COMPETITION AND EFFICIENCY

  • In the long run: P = MC = ATC min
  • Productive efficiency: P = ATC min
    • Goods produced in the least costly way.
    • Price charged consistent with the cost.
  • Allocative efficiency: P = MC
    • resources are apportioned among industries to yield the mix of products that is most wanted by the society.
  • Maximize the total surplus (CS + PS)