Economics Flashcards
Accounting Profit
Net income minus cost of resources the firm uses in producing its output. Includes interest paid on debt.
accounting profit = total revenue - total accounting (explicit costs)
Economic Profit
Accounting profit less implicit costs such as salary from another job or investment costs.
economic profit = accounting profit - implicit costs
economic profit = total revenue - economic costs
Normal Profit
the accounting profit that makes economic profit equal to $0
economic profit = (accounting profit - normal profit) = 0
What does an economic profit of 0 mean?
The firm is in equilibrium. The firm is covering all costs of production, returning a competitive rate of return to suppliers of debt and equity capital, paying competitive wages to their workers, and compensating top management. Firms have no incentive to leave the industry and other firms have no incentive to enter.
Total Revenue Equation
Price * Quantity Sold
Average Revenue
Total Revenue divided by quantity sold
Short run
Time period over which some factors of production are fixed.
Breakeven Point
Average Revenue equals average fixed plus average variable cost
Short run shutdown point
Average revenue equals average variable cost
Monopolistic competition
many sellers and differentiated products
Oligopoly
few firms that compete
4 stages of business cycle
- Expansion
- Peak
- Contraction or Recession
- Trough
Neoclassical School of Thought
Shifts in aggregate supply and demand are caused by change in technology, economy has tendency to full employment.
Keynesian School of Thought
Business cycles fluctuations are due to level of optimism of business operators.
Monetarist School of Thought
Variations in aggregate demand are due to variations in the growth of the money supply, likely from inappropriate decisions by the monetary authorities.
Austrian School of Thought
Business cycles are caused by government intervention in the economy.
New-classical School of Thought
Introduced Real Business Cycle (RBC) theory. Business cycle variation is caused by change in technology and external shocks, not monetary variables. Government should not counteract business cycles.
What are the three types of unemployment?
- Frictional
- Structural
- Cyclical