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Chapters 1-3 Key Terms
Econ 201 Micro Economics
65
Economics
Undergraduate 1
12/29/2008

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Term
Big tradeoff
Definition
The conflict between equality and efficiency.
Term
Capital
Definition
The tools, equipment, buildings, and other constructions that businesses use to produce goods and services.
Term
Ceteris paribus
Definition
Other things being equal – all other relevant things remaining the same.
Term
Economic model
Definition
A description of some aspect of the economic world that includes only those features of the world that are needed for the purpose at hand.
Term
Economics
Definition
The social science that studies the choices that we make as we cope with scarcity and the incentives that influence the reconcile those choices.
Term
Economic theory
Definition
A generalization that summarizes what we think we understand about the economic choices that people make and the performance of industries and entire economies.
Term
Entrepreneurship
Definition
The human resources that organizes the other three factors of production: labor, land, and capital.
Term
Factors of production
Definition
The resources used to produce goods and services.
Term
Goods and services
Definition
All the objects that people value and produce to satisfy human wants.
Term
Human capital
Definition
The knowledge and skill that people obtain from education, on-the-job training, and work experience.
Term
Incentive
Definition
A reward that encourages or a penalty that discourages an action.
Term
Interest
Definition
The income that capital earns.
Term
Labor
Definition
The work time and work effort that people devote to producing goods and services.
Term
Land
Definition
the gifts of nature that we use to produce goods and services
Term
Macroeconomics
Definition
The study of the performance of the national economy and the global economy.
Term
Margin
Definition
When a choice is changed by a small amount or by a little at a time, the choice is made at the margin.
Term
Marginal benefit
Definition
The benefit that a person receives from consuming one more unit of a good or service. It is measured as the maximum amount that a person is willing to pay for one more unit of the good or service.
Term
Marginal cost
Definition
The opportunity cost of producing one more unit of a good or service. It is the best alternative forgone. It is calculated as the increase in total cost divided by the increase in output.
Term
Microeconomics
Definition
The study of the choices that individuals and businesses make, the way these choices interact in markets, and influence of governments.
Term
Opportunity cost
Definition
The highest-valued alternative that we give up to get something.
Term
Profit
Definition
The income earned by entrepreneurship.
Term
Rent
Definition
The income that land earns.
Term
Scarcity
Definition
Our inability to satisfy all our wants.
Term
Self-interest
Definition
The choices that you think are best for you.
Term
Social interest
Definition
Choices that are the best for society as a whole.
Term
Tradeoff
Definition
A constraint that involves giving up one thing to get something else.
Term
Wages
Definition
The income that labor earns.
Term
Absolute advantage
Definition
A person has an absolute advantage if that person is more productive than another person.
Term
Allocative efficiency
Definition
A situation in which we cannot produce more of any good without giving up some of another good that we value more highly
Term
Capital accumulation
Definition
The growth of capital resources, including human capital.
Term
Comparative advantage
Definition
if that person or country can perform the activity at a lower opportunity cost than anyone else or any other country.
Term
Dynamic comparative advantage
Definition
advantage that a person or country possesses as a result of having specialized in a particular activity and then, as a result of learning-by-doing, having become the producer with the lowest opportunity cost.
Term
Economic growth
Definition
The expansion of production possibilities that results from capital accumulation and technological change.
Term
Firm
Definition
An economic unit that hires factors of production and organizes those factors to produce and sell goods and services.
Term
Learning-by-doing
Definition
People become more productive in an activity just by repeatedly producing a particular good or service.
Term
Marginal benefit
Definition
The benefit that a person receives from consuming one more unit of a good or service. It is measured as the maximum amount that person is willing to pay for one more unit of that good and the quantity of that good consumed.
Term
Marginal cost
Definition
A curve that shows that relationship between the marginal benefit of a good and the quantity of that good consumed.
Term
Market
Definition
Any arrangement that enables buyers and sellers to get information and to do business with each other.
Term
Money
Definition
Any commodity or token that is generally acceptable as the means of payment.
Term
Preferences
Definition
A description of person’s likes and dislikes.
Term
Production efficiency
Definition
A situation in which the economy cannot produce more of one good without producing less of some other good.
Term
Production possibilities frontier
Definition
The boundary between the combinations of goods and services that can be produced and the combinations that cannot.
Term
Property rights
Definition
Social arrangements that govern the ownership, use, and disposal of anything that people value that are enforceable in the courts.
Term
Technological change
Definition
The development of new goods and of better ways of producing goods and services.
Term
Change in demand
Definition
A change in buyers’ plans that occurs when some influence on those plans other than the price of the good changes. It is illustrated by a shift of the demand curve.
Term
Change in supply
Definition
A change in sellers’ plans that occurs when some influence on those plans other than the price of the good changes. It is illustrated by a shift of the supply curve.
Term
Change in the quantity demanded
Definition
A change in buyers’ plans that occurs when the price of a good changes but all other influences on buyers’ plans remain unchanged. It is illustrated by a movement along the demand curve.
Term
Change in the quantity supplied
Definition
A change in sellers’ plans that occurs when the price of a good changes but all other influences on sellers’ plans remain unchanged. It is illustrated by a movement along the supply curve.
Term
Competitive market
Definition
A market that has many buyers and many sellers, so no single buyer or seller can influence the price.
Term
Complement
Definition
A good that is used in conjunction with another good.
Term
Demand
Definition
The entire relationship between the price of the good and the quantity demanded of it when all other influences on buyers’ plans remain the same. It is illustrated by a demand curve and described by a demand schedule.
Term
Demand curve
Definition
A curve that shows the relationship between the quantity demanded of a good and its price when all other influenc
Term
Equilibrium price
Definition
The price at which the quantity demanded equals the quantity supplied.
Term
Inferior good
Definition
A good for which demand decreases as income increases.
Term
Equilibrium quantity
Definition
The quantity bought and sold at the equilibrium price.
Term
Law of demand
Definition
Other things remaining the same, the higher the price of a good, the smaller is the quantity demanded of it; the lower the price of a good, the larger is the quantity demanded of it.
Term
Law of supply
Definition
Other things remaining the same, the higher price of a good, the greater is the quantity supplied of it.
Term
Money price
Definition
The number of dollars that must be given up in exchange for a good or service.
Term
Normal good
Definition
A good for which demand increases as income increases.
Term
Quantity demanded
Definition
The amount of a good or service that consumers plan to buy during a given time period at a particular price.
Term
Quantity supplied
Definition
The amount of a good or service that producers plan to sell during a given time period at a particular price.
Term
Relative price
Definition
The ratio of the price of one good or service to the price of another good or service. A relative price is an opportunity cost.
Term
Substitute
Definition
A good that can be used in place of another good.
Term
Supply
Definition
The entire relationship between the price of a good and the quantity supplied of it when all other influences on producers’ planned sales remain the same. It is described by a supply schedule and illustrated by a supply curve.
Term
Supply curve
Definition
A curve that shows the relationship between the quantity supplied of a good and its price when all other influences on producers’ planned sales remain the same.
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