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ch 7-9
review
46
Economics
Undergraduate 3
12/06/2008

Additional Economics Flashcards

 


 

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Term
monopoly
Definition
a market in which a single firm sells a product that does not have any close substitutes
Term
market power
Definition
the ability of a firm to affect the price of its product
Term
barrier to entry
Definition
something that prevents firms from entering a profitable market
Term
patent
Definition
the exclusive right to sell a new good for some period of time
Term
network externalities
Definition
the value of a product to a consumer increases with the number of other consumers who use it
Term
natural monopoly
Definition
a market in which the economies of scale in production are so large that only a single large firm can earn a profit
Term
rent seeking
Definition
the process of using public policy to gain economic profit
Term
price discrimination
Definition
the practice of selling a good at different prices to different consumers
Term
monopolistic competition
Definition
a market served by many firms that sell slightly different products
Term
oligopoly
Definition
a market served by a few firms
Term
game theory
Definition
the study of decision making in strategic situations
Term
marginal principle
Definition
increase the level of an activity as long as its marginal benefit exceeds its marginal cost. choose the level at which the marginal benefit equals the marginal cost
Term
product differentiation
Definition
the process used by firms to distinguishing their products from the products of competing firms
Term
concentration ratio
Definition
the percentage of the market output produced by the largest firms.
Term
duopoly
Definition
a market with two firms
Term
cartel
Definition
a group of firms that act in unison coordinating their price and quantity decisions
Term
price fixing
Definition
an arrangement in which firms comspire to fix prices
Term
game tree
Definition
a graphical representation of the consequences of different actions in a strategic setting
Term
dominant strategy
Definition
an action that is the best choice for a player, no matter what the other player does.
Term
duopolists' dilemma
Definition
a situation in which both firms in a market would be better off if both chose the high price, but each chooses the low price
Term
nash equilibrium
Definition
an outcome of a game in which each player is doing the best he or she can, given the action of the other players
Term
low price guarantee
Definition
a promise to match a lower price of a competitor
Term
grim trigger stategy
Definition
a strategy where a firm respons to underpricing by choosing a price so low that each firm makes zero economic profit
Term
tit for tat
Definition
a strategy where one firm chooses whatever price the other firm chose in the preceding period
Term
limit pricing
Definition
the strategy of reducing the price to deter entry
Term
contestable market
Definition
a market with low entry and exit costs
Term
marginal principle
Definition
increase the level of an activity as long as its marginal benefit exceeds its marginal cost. choose the level at which the marginal benefit equals the marginal cost
Term
trust
Definition
an arrangement under which the owners of several complnies transfer their decision-making powers to a small group of trustees
Term
merger
Definition
a process in which two or more firms combine their operations
Term
tie in sales
Definition
a business practice under which a business requires a consumer of one product to purchase another product
Term
predatory pricing
Definition
a firm sells a product at a price below its production cost to drive a rival out of business and then increases the price
Term
asymmetric information
Definition
a situation in which one side of the marker- either buyers or sellers - has better information than the other
Term
mixed market
Definition
a market in which goods of different qualities are sold for the some price
Term
adverse selection problem
Definition
a situation in which the unimformed side of the market must choose from am undesirable or adverse selection of goods
Term
thin market
Definition
a market in which some high quality goods are sold but fewer than would be sold in a market with perfect information
Term
moral hazard
Definition
a situation i which one side of an ecomonic relationship takes undesirable or costly actions that the other side of the relationship cannot observe
Term
external benefit
Definition
a benefit from a good experienced by someone other than the person who buys the good
Term
public good
Definition
a good that is available for everyone to comsume regardless of who pays and who doesn't ; a good that is nonrival in consumption and nonexcludable
Term
private good
Definition
a good that is consumed by a single person or household; a good that is rival in consumption and excludable
Term
free rider
Definition
a person who gets the benefit from a good but does not pay for it
Term
principle of voluntary exchange
Definition
a voluntary exchange between two people makes both people better off
Term
private cost of production
Definition
the production cost borne by a producer which typically includes the costs of labor, capital and materials
Term
external cost of production
Definition
a cost incurred by someone other than the producer
Term
social cost of procution
Definition
private cost plus extermal cost
Term
pollution tax
Definition
a tax or charge of equal to the external cost per unit of pollution
Term
marketable pollution permits
Definition
a system under wich the government picks a target pollution level for a particular area, issues just enough pollution permits to meet the pollution target, and allows firms to buy and sell the permits; also known as a cap and trade system
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