Exam 2 review Flashcards
Utility is useful in describing what?
A person’s preferences for one good over another
What does altruism describe?
A motive for action in which a person’s utility is increased when another’s utility increases
Procrastination can be seen as irrational behavior on the surface. What is this called?
The time inconsistency of our decision making
The prisoner’s dilemma is a game of strategy in which people make rational choices for what?
A less than ideal result for all
What is a dominant strategy?
A strategy that is the best one to follow, no matter what strategy other players choose
Information asymmetry is a problem when…
A buyer and seller have opposing incentives
The presence of adverse selection in a market causes…
-Failed transactions
-A loss of surplus
-Market failure
When can moral hazard happen?
When adverse selection is a a problem
What is adverse selection?
It results from unobserved characteristics of people or commodities
What is signaling?
Taking action to reveal one’s own private info
What is total revenue?
The quantity sold multiplied by the price paid for each unit (P x Q)
When economic profits are negative, accounting profits could be
-Positive
-Negative
-Zero
Economies of scale refer to returns that occur when?
An increase in output decreases ATC in the long run
For firms that sell one product in a perfectly competitive market, how is average revenue calculated?
total revenue divided by total output
For firms that sell one product in a perfectly competitive market, what is average revenue equal to?
-is equal to marginal revenue
-is equal to the market price
For a firm in a perfectly competitive market with increasing marginal cost, if it produces where marginal
cost exceeds marginal revenue:
it should cut back production to increase profits
when demand increases in a perfectly competitive market, what happens to price in the short run?
price increases
when demand increases in a perfectly competitive market, what happens to supply in the long run?
supply increases
a natural monopoly is a market in which a single firm:
can produce, at a lower cost than multiple firms, the entire quantity of output demanded
A monopoly is constrained by what?
demand
The revenue curves the monopoly sees are different from what a perfectly competitive firms sees because
the marginal revenue curve is downward sloping instead of flat
perfect price discrimination does what?
-eliminates CS
-maximizes PS
-creates DWL
If successive units of a good are consumed, the marginal utility gained typically:
decreases at different rates for different people
What does a budget constraint show?
The goods that all cost the same amount
When the trade-offs you face are determined by the choices someone else will make, behaving rationally involves:
-behaving strategically
-taking into consideration the actions of others
-acting in your own self interest
In the prisoner’s dilemma game:
-the players can not reach to socially optimal point
-a dominant strategy exists for both players
-a noncooperative equilibrium can be predicted