Review for ECO 165
Test #2
Students are expected to read & understand their book & class notes.
Students should also review the relevant questions contained on the
comprehensive
finals from the spring & fall of
1997. Here is a checklist containing most of the topics you should have
mastered:
Review sheet may not be
completely up-to-date until 2 days before the exam!
Consumer Choice
- Total & marginal utility
- Law of diminishing MU and Demand
- Consumer surplus
- Utility Maximization Rule for 1 good
- Utility Maximization Rule for many goods
- Relationship between marginal and total
Inputs, Production, & Costs
- Long Run vs. Short Run
- Production function
- TPP, MPP
- Law of Diminishing Marginal Productivity
- Optimal Input Rule for one Input
- FC, VC, TC, MC, AFC, etc.
- Relation between marginal & total (verbally, graphically,
mathematically)
- Relation between marginal and average
- Relation between productivity and costs
- IRS, CRS, DRS
- MRP
- Optimal input rule for multiple inputs
Output & Pricing
- One decision, not two
- Profit Maximization Rule
- Profit Maximization on a TR, TC graph and on a MR, MC graph
- Relation between total & marginal
- Marginal analysis & MB = MC as a general tool
Perfect Competition
- Defining Assumptions
- Price taker
- Special case of MR = P
- SR equilibrium; profits, losses
- Shut-down rule
- SR supply curve for perfectly competitive firm
- LR adjustments; LR equilibrium
- Normal economic profit
- LR Industry supply
The Case for the Market
- Social goals versus individual goals
- Three efficiency criteria
- Multi-layered significance of LR equilibrium for the perfectly
competitive firm
- Allocatively efficeint price; problems with price being too high or too
low
Monopoly
- Assumptions
- Barriers to entry (Different types)
- SR & LR equilibrium
- Implications for profits & efficiency
- Demand & MR
- Demand, MR, & elasticity
- Compared to perfect competition
- Natural monopoly
- Price discrimination