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2281 · 3.7

Firms' costs, revenue and objectives

**Costs, revenue and objectives** (3.7) builds on 3.6. Be able to calculate fixed, variable, total and average cost and total and average revenue, and to explain why a firm might aim for something other than maximum profit.

Need to know

What you need to know

  • Primary objective in traditional neoclassical theory.
  • The goal is to maximise supernormal profit (Total Revenue - Total Cost).
  • The condition for profit maximisation is producing at the output where MC = MR.
  • This objective primarily serves the interests of the firm's owners (shareholders).

Explanation

Firms' costs, revenue and objectives

  1. Primary objective in traditional neoclassical theory.
  2. The goal is to maximise supernormal profit (Total Revenue - Total Cost).
  3. The condition for profit maximisation is producing at the output where MC = MR.
  4. This objective primarily serves the interests of the firm's owners (shareholders).