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Microeconomics Test 1
Microeconomics Definittions Chapt 1-4
151
Economics
Undergraduate 1
09/28/2015

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Term
Economics
Definition
The study of how people use their scarce resources to satisfy their unlimited wants
Term
Resources
Definition
The inputs, or factors or production, used to produce the goods and services that people want; resources consist of labor, capital, natural, resources, and entrepreneurial ability
Term
Labor
Definition
The physical and mental effort used to produce goods and services
Term
Service jobs
Definition
Jobs without the use of machinery
Term
Capital
Definition
The buildings, equipment, and human skills used to produce goods and services
Term
Natural Resources
Definition
All gifts of nature used to produce goods and services; includes renewable and exhaustible resources
Term
Entrepreneurial Ability
Definition
The imagination required to develop a new product or process, the skill needed to organize production, and the willingness to take the risk of profit or loss
Term
Entrepreneur
Definition
A profit-seeking decision maker who starts with an idea, organizes an enterprise to bring that idea to life, and assumes the risk of the operation.
-Hours of operation, consistency, quality
Term
Wages
Definition
Payment to resource owners for their labor
Term
Interest
Definition
Payment to resource owners for the use for their capital.
Term
Rent
Definition
Payment to resource owners for the use of their natural resources
Term
Profit
Definition
Reward for entrepreneurial ability; sales minus resource cost
Term
Good
Definition
A tangible product used to satisfy human wants
Term
Service
Definition
An activity, or intangible product, used to satisfy human wants
Term
Scarcity
Definition
Occurs when the amount of people desire exceeds the amount available at a zero price.
Term
Market
Definition
A set of arrangements by which buyers and sellers carry out exchange at mutually agreeable terms
Term
Product Market
Definition
A market in which a good or service is bought and sold. Consumer Market
Term
Resource Market
Definition
A market in which a resource is bought and sold
Term
Circular-flow model
Definition
A diagram that traces the flow of resources, products, income, and revenue among economic decision makers
Term
Rational self-interest
Definition
Each individual tries to maximize the expected benefit achieved with a given cost or to minimize the expected cost of achieving a given benefit.
Term
Marginal
Definition
Incremental, additional, or extra; used to describe a change in an economic variable. +1
Term
Microeconomics
Definition
The study of the economic behavior in particular markets, such as that for computers or unskilled labor
Term
Macroeconomics
Definition
The study of the economic behavior of entire economics, as measured, for example, by total production and employment
Term
Economic Fluctuation
Definition
The rise and fall of economic activity relative to the long-term growth trend of the economy; also called business cycle.
Term
Economic Theory (Model)
Definition
A simplification of reality used to make predictions about cause and effect in the real world
Term
The scientific Method
Definition
...Starts with a Question
Term
Variable
Definition
A measure, such as price or quantity that can take on different values at different times.
Term
Other-Things-Constant Assumption
Definition
The assumptions, when focusing on the relation among key economic variables, that other variables remain unchanged, in Latin, ceteris paribus
Term
Behavior Assumption
Definition
An assumption that describes the expected behavior of economic decision makers; what motivates them
Term
Hypothesis
Definition
A theory about how key variables relate to each other
Term
Economic Surplus
Definition
The benefit of taking an action minus its cost
Term
Opportunity Cost
Definition
The value of what must be forgone to undertake an activity
Term
Sunk cost
Definition
A cost that is beyond recovery at the moment a decision is made
Term
Marginal Cost
Definition
The increase in total cost that results from carrying out one more unit of activity
Term
Marginal Benefit
Definition
The increase in total benefit that results from carrying out one additional unit of an activity.
Term
Income Effect of a Price Change
Definition
a fall in a price of a good increases consumer’s real income making consumers more able to purchase goods; for a normal good, the quantity demanded increases
Term
Demand Curve
Definition
a curve showing the relation between the price of a good and the quantity demanded during a given period (other things constant) (static)
Term
Quantity Demanded
Definition
the amount demanded at a particular price, as reflected by a point on a given demand curve
Term
Market Demand
Definition
sum of the individual demands of all consumers in the market
Term
Normal Good
Definition
a good, such as new clothes, for which demand increases, or shifts rightward, as consumer incomes rise
Term
Inferior Good
Definition
a good, such as used clothes, for which demand decreases, or shifts leftward, as consumer incomes rise
Term
Substitutes
Definition
goods, such as Coke and Pepsi, that are related in such a way that an increase in the price of one shifts the demand for the other rightward
Term
Compliments
Definition
goods, such as milk and cookies, that are related in such a way that an increase in the price of one shifts the demand for the other leftward
Term
Tastes
Definition
consumer preferences; likes and dislikes in consumption; assumed to be constant along a given demand curve
Term
Movement Along a Demand Curve
Definition
change in quantity demanded resulting from a change in the price of the good (o.t.c)
Term
Law of Comparative Advantage
Definition
The individual, firm, region or country with the lowest opportunity cost of producing a particular good should specialize in that good.
Term
Absolute Advantage
Definition
The ability to make something using fewer resources than other producers use
Term
Comparative Advantage
Definition
The ability to make something at a lower opportunity cost than other producers face
Term
Barter
Definition
The direct exchange of one good for another good without using money. (Relevance Today)
Term
Division of Labor
Definition
Breaking down the production of a good into separate tasks (increases Productivity)
Term
Specialization of Labor
Definition
Workers specialize at a task in the production process at which they are most efficient
Term
Division of Labor
Definition
Breaking down the production of a good into separate tasks (increases Productivity)
Term
Specialization of Labor
Definition
Workers specialize at a task in the production process at which they are most efficient
Term
Division of Labor
Definition
Breaking down the production of a good into separate tasks (increases Productivity)
Term
Specialization of Labor
Definition
Workers specialize at a task in the production process at which they are most efficient
Term
The production Possibilities frontier
Definition
A curve showing alternative combinations of goods that can be produced when available resources are used efficiently. (A boundary between inefficient and unattainable combinations.)
Term
Efficiency
Definition
The condition that exists when there is no way resources can be reallocated to increase the production of one good without decreasing the production of another good.
Term
Inefficiency
Definition
When resources are not employed efficiently (Any point inside the PPF)
Term
Unattainable
Definition
Cannot be achieved with the existing resources, technology, human capital, and or rules of the game. (Any point outside of the PPF)
Term
Law of increasing opportunity cost
Definition
to produce each additional increment of a good, a successively larger increment of an alternative good must be sacrificed it the economy's resources are already being used efficiency
Term
Economic Growth
Definition
An increase in the economy's ability to produce goods and services; an upward shift of the production possibilities frontier
Example. Population growth
Term
Economic System
Definition
A set of mechanisms and institutions that resolve the what, how, and for whom questions.
Term
Pure Capitalism
Definition
An economic system characterized by the private ownership of resources and the use of prices to coordinate economic activity in unregulated markets.
Term
Adam Smith
Definition
Laissez-faire (physiocrats); Supply and demand; Division of labor; invisible hand
Term
Mixed Economy
Definition
An economic system characterized by the private ownership of some resources and the public ownership of other resources; some markets are unregulated and others are regulated (features...)
Term
Pure command system
Definition
An economic system characterized by the public ownership of resources and centralized planning (features)
Term
Utility
Definition
Satisfaction received from consumption; Sense of well being
Term
Utilitarianism
Definition
Jeremy Bentham
Does something serve a useful purpose? Applied this to Parts of government/ political system
Term
Transfer Payments
Definition
cash or in-kind benefits given to individuals as outright grants from the government
Term
Industrial Revolution
Definition
Developments of large scale factory production that began in Great Britain around 1750 and spread to the rest of Europe, North America, and Austria
Doubled because of the French revolution
Term
Firms
Definition
Economic units formed by profit seeking entrepreneurs who use resources to produce goods and services for sale.
Term
Sole Proprietorship
Definition
A firm with a single owner who has the right to all profits and who bears unlimited liability for the firm's debts
oMake up about 80% of America
o10% of our GDP
Term
Partnership
Definition
A firm with multiple owners who share the firm’s profits and bear limited liability for the firm's debts.
oProblems, disagreements, uneven work, theft
Term
Corporation
Definition
A legal entity by stockholders whose liability is limited to the value of their stock
o A realized capital gain is any increase in the market value of a shore that occurs between the time that the share is purchased and the time it is sold
oAbout 12% of America
oAbout 82% of GDP
oThe sole proprietor ship is the most important form in the sheer number of firms, but the corporation is the most important in terms of total sales.
Term
Cooperative
Definition
An organization of people who pull their resources together to buy and sell more efficiently than they could individually.
Term
Non-Profit institutions
Definition
Groups that do not pursue profit as a goal; they engage in charitable, educational, humanitarian, cultural, professional, or other activities, often with a social purpose.
Term
Information Revolution
Definition
Technological change spawn by the invention of the microchip and the internet that enhanced the acquisition, analysis, and transmission of information.
Term
Market Failure
Definition
A condition that arises when the unregulated operation of market yields socially undesirably results
oAirlines comparing prices so they were all the same
Term
Anti-trust Laws
Definition
Prohibitions against price fixing and other anticompetitive practices
oLowering price to drive the competitor out of business
oAgreeing on prices between companies
Term
Monopoly
Definition
A sole producer of a product for which there are no close substitutions.
Term
Natural Monopolies
Definition
One firm that can serve the entire market at a lower per-unit cost than can two or more firms
Term
Private Good
Definition
A good that is both rival in consumption and exclusive, such a pizza
Term
Public Good
Definition
A good that once produced, is available for all to consume, regardless of who pays and who doesn't such a good is non rival and nonexclusive.
Term
Externality
Definition
A cost or a benefit that falls on a third party and is therefore ignored by the two parties to the market transactions
Term
John Maynard Keynes
Definition
the General Theory
Term
Fiscal Policy
Definition
The use of government purchases, transfer payments, taxes, and borrowing to influence economy-wide activity such as inflation, employment, and economic growth.
Term
Monetary Policy
Definition
Regulation of the money supply to influence economy-wide activity such as inflation, employment, and economic growth
Term
Ability-to-pay tax principle
Definition
Those with a greater ability to pay such as those with a higher income or those who own more property should pay more taxes
Term
Benefits-received tax principle
Definition
Those who receive more benefits from the government program funded by a tax should pay more taxes
Term
Tax Incidence
Definition
The distribution of tax burden among the taxpayers; who ultimately pays tax.
Term
Proportional taxation
Definition
The tax as a percentage of income remains constant as income increases also called a flat tax.
Term
Progressive taxation
Definition
The tax as a percentage of income increases as income increases
Term
Marginal tax rate
Definition
The percentage of each additional dollar of income that goes to the tax
Term
Regressive taxation
Definition
The tax as a percentage of income decreases as income increases.
Term
Merchandise trade balance
Definition
The value of a country's exported goods minus the value of it's imported goods during a given period.
Term
Balance of payments
Definition
A record of all economic transactions between residents of one country and residents of the rest of the world during a give period
Term
Foreign Exchange
Definition
Foreign money needed to carry our international transactions
Term
Tariff
Definition
A tax on imports
Term
Quota
Definition
A legal limit on the quantity of a particular product that can be imported or exported.
Term
Demand
Definition
A relationship between the price of a good and the quantity that consumers are willing and able to buy during a given period (o.t.c) (Other things constant)
Term
Law of Demand
Definition
The quantity of a good demanded during a given period relates inversely to its price (O.t.c)
Term
Substitution effect of a price change
Definition
When the price of a good falls, consumers substitute that good for other goods, which become relatively more expensive.
Term
Money income
Definition
The number of dollars a person receives per period, such as $400 per week
Term
Real income
Definition
Income measured in terms of the goods and services it can buy.
Term
Income effects of a price change
Definition
A fall in the price of a good increases consumers real income making consumers more able to purchase goods; for a normal good, the quantity demanded increases
Term
Demand curve
Definition
A curve showing the relation between the price of a good and the quantity demanded during a given period (o.t.c.) (static)
Term
Quantity Demand
Definition
The amount demanded at a particular price, as reflected by a point on a given demand curve.
Term
Normal Good
Definition
A good, such as new clothes, for which demand increases, or shifts rightward, as consumer incomes rise
Term
Inferior good
Definition
A good, such as used clothes, for which demand decreases, or shifts leftward, as consumer incomes rise
Term
Substitute
Definition
Goods, such as coke or Pepsi, that are related in such a way that an increase in the price of one shifts the demand for the other rightward
Term
Complements
Definition
Goods, such as milk and cookies, that are related in such a way that an increase in the price of one shifts the demand for the other leftward.
Term
Tastes
Definition
Consumer preferences; likes and dislikes in consumption; assumed to be constant along a given demand curve
Term
Movement along a demand curve
Definition
Change in quantity demanded resulting from a change in the price of the good (o.t.c.) (static)
Term
Shift of a demand curve
Definition
movement of a demand curve right or left resulting from a change in one of the determinants of demand other than the price of the good.
Term
Supply
Definition
A relationship between the price of a good and the quantity that producers are willing and able to sell during a given period (o.t.c.)
Term
Law of supply
Definition
The quantity of a good supplied during a given period is usually directly related to it's price (o.t.c.)
Term
Supply curve
Definition
A curve showing the relation between the price of a good and the quantity supplied during a given period
Term
Quantity Supplied
Definition
The amount offered for sale at a particular price, as reflected by a point on a given supply curve.
Term
Individual supply
Definition
The supply of an individual producer
Term
Market Supply
Definition
The sum of individual supplies of all producers in the market
Term
Relevant Resources
Definition
Resources used to produce the good in question
Term
Alternative Goods
Definition
Other good that use some or all of the same resources as the good in question
Term
Movement along a supply curve
Definition
Change in quantity supplied resulting from a change in the price of the good (o.t.c.)
Term
Shift of a supply curve
Definition
Movement along a supply curve left or right resulting from a change in one of the determinants of supply other than the price of the good
Term
Transactions cost
Definition
The costs of time and information required to carry out market
-Chicago board of trade (agricultural stock market)
Term
Surplus
Definition
At a given price, the amount by which quantity supplied exceeds quantity demanded; a surplus usually forces the price down.
Term
Shortage
Definition
At a given price, the amount by which quantity demanded exceeds quantity demanded; a shortage usually forces the price up.
Term
Equilibrium
Definition
The condition that exists in a market when the plans of buyers match those of sellers, so quantity demanded equals quantity supplied and the market clears.
Term
Disequilibrium
Definition
The condition that exists in a market when the plans of buyers do not match those of seller' a temporary mismatch between quantity supplied and quantity demanded as the marked seeks equilibrium.
Term
Price Floor
Definition
A minimum legal price below which a good or service cannot be sold' to have an impact, a ______ must be set above the equilibrium.
Term
Price ceiling
Definition
A maximum legal price above which a good or service cannot be sold; to have an impact
Term
Price Elasticity of demand
Definition
Measures how responsive quantity demanded is to a price change' the percentage change in quantity demanded divided by the percentage change in price.
Term
Price elasticity formula
Definition
Percentage change in quantity demanded divided by the percentage change in price; the average quantity and average price are used as bases for computing percentage changes in quantity and in price
Term
Inelastic demand
Definition
A change in price has relatively little effect on quantity demanded; the percentage change in quantity demanded is less than the percentage change in price; the resulting price elasticity has an absolute value less than one.
Term
Unit-elastic demand
Definition
The percentage change in quantity demanded equals the percentage change in price; the resulting price elasticity has an absolute value of one
Term
Elastic demand
Definition
a change in price has a relatively large effect on quantity demanded; the percentage change in quantity demanded exceeds the percentage change in price; the result in price elasticity has an absolute value exceeding one.
Term
Total Revenue
Definition
price multiplied by the quantity demanded at the price
Term
Linear demand curve
Definition
A straight line curve; such as a demand curve has a constant slope but usually has a varying price elasticity
Term
Perfectly elastic demand curve
Definition
A horizontal line reflecting a situation in which and price increase reduces quantity demanded to zero; the elasticity has an absolute value of infinity
Term
Perfectly inelastic demand curve
Definition
A vertical line reflecting a situation in which any price change has no effect on the quantity demanded; the elasticity value equals zero
Term
Unit-Elastic demand curve
Definition
Everywhere along the demand curve, the percentage change in price causes an equal but offsetting percentage change in quantity demanded, so total revenue remand the same; the elasticity has an absolute value of one
Term
Constant-elasticity demand curve
Definition
The type of demand that exists when price elasticity is the same everywhere along the curve; the elasticity value is constant.
Term
Price Elasticity of supply
Definition
A measure of the responsiveness of quantity supplied to a price change; the percentage change in quantity supplied divided by the percentage change in price
Term
Inelastic supply
Definition
A change in price has relatively little effect on quantity supplied; the percentage change in quantity supplied is less than the percentage change in price; the price elasticity of supply has a value less than 1
Term
Unit-elastic supply
Definition
The percentage change in quantity supplied equals the percentage change in price; the resulting price elasticity of supply equals 1
Term
Elastic Supply
Definition
A change in price has a relatively large effect on quantity supplied; the percentage change in quantity supplied exceeds the percentage change in price; the resulting price elasticity of supply exceeds 1
Term
Perfectly elastic supply curve
Definition
A horizontal line reflecting a situation in which any price decrease drops the quantity supplied to 0; the elasticity value is infinity
Term
Perfectly inelastic supply curve
Definition
A vertical line reflecting a situation in which a price change has no effect on the quantity supplied; the elasticity value is zero
Term
Unit- elastic supply curve
Definition
A percentage change in price causes an identical percentage change in quantity supplied; depicted by a supply curve that is a straight line from the origin; the elastic value equals 1
Term
Income Elasticity of demand
Definition
The percentage change in demand divided by the percentage change in consumer income; the value is positive for normal goods and negative for inferior goods.
Term
Cross-price elasticity of demand
Definition
The percentage of change in the demand of one good divided by the percentage of change in the price of another good.
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