Summary: Econs202

Read the summary and the most important questions on ECONS202

• 1 Firms and production

• 1.1 Theory of the firm

• What is the primary goal of consumers and producers according to the theory of the firm?

  • Consumers aim to maximize utility.
  • Producers convert inputs into outputs to:
  • - Minimize costs.
  • - Maximize profits.

• What is the primary concern for firms, according to the notes?

  • Firms focus on profit making.
  • Profit is calculated as revenue minus cost.
  • Revenue is price multiplied by quantity (revenue = price x quantity).

• What are the three types of firms and examples mentioned?

  1. Private (e.g., Toyota).
  2. Public (e.g., NZ Post).
  3. Not for profit (e.g., Red Cross).

• How can a firm maximize profit based on the notes?

  • To maximize profit, a firm must be efficient.
  • Efficiency involves using the minimum inputs for the maximum output.
  • There is a sweetspot for profit maximization beyond efficiency.

• Describe the different legal forms of organization for firms.

  1. Sole proprietorship:
  

  • Owned by a single person.
  • - Liable for all aspects.

  2. General partnership:
  

  • Joint ownership.
  • - At least two people liable jointly.

  3. Corporation:
  

  • Owned by shareholders.
  • - Liability depends on stock held.
  • - Owners have limited liability (LLC).

• 1.2 Profit Maximisation

• What is the primary assumption about firms in profit maximization?

  • Firms are assumed to only care about profit.
  • Without profit, firms wouldn’t exist.
  • Decisions are made for profit at the expense of other factors.
  • Price and quantity decision is one decision, not two.

• What is involved in making one decision in a market according to the mind map?

  • One decision involves:
  • - Setting one variable (either price or quantity).
  • - Market determining the other variable.
  • Factors influencing decision:
  • - Price x Quantity

• Describe the concept of price and quantity decision-making in firms.

  • Price × Quantity decision is one single decision.
  • Setting price allows consumers to determine quantity.
  • Setting quantity allows consumers to determine price.
  • Both sides of the market impact this decision.

• Provide an example illustrating brand appeal and profit maximization.

  • Example: Fancy bottle sold due to brand appeal and status.
  • Firm sells terrible wine for cheap, prioritizing profit.
  • Decisions focus on maximizing revenue over product quality.

• 1.3 Production function - short run

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• What is the production function in short run production?

  • Describes short-run production with one variable and one fixed output.
  • Maximum output from input: \( q \).
  • Inputs: Labour (\( L \)), Capital (\( K \)).
  • Function: \( q = f(L, K) \).
  • Assumes no waste, reflects maximum potential output.