Economics Final Flashcard
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TR (Total Revenue) Formula
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TR = QxP or TR = # of units sold x avg. price p. unit
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TC (Total Costs) Formula
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TC = TFC+TVC or TC = Total Fixed Cost + Total Variable Cost
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Profit Formula
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TR-TC or Total Revenue - Total Cost
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Percentage Change Test Formula
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(% of change) (Qd) / (% of change)(P) or (% of change) (Quantity demanded) / (% of change) (Price)
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MP (Marginal Product) Formula
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MP = the total product - the one above it TP MP 0 0 8 8 9 1
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AVC (Average Variable Cost) Formula
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AVC = TVC / # of units produced or AVC = Total Variable Cost / # of units produced
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AFC (Average Fixed Cost) Formula
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AFC = TFC / # of units produced
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ATC (Average Total Cost) Formula
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ATC = AFC + AVC
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MR (Marginal Revenue) Formula
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MR = change in TR / MP or MR = change in Total Revenue / Marginal Product
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MC (Marginal Cost) Formula and Definition
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Extra variable costs incurred when a business produces an additional unit of a product
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TFC (Total Fixed Costs) Exps and Definition
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TFC happens even if NO production is taking place or the plant is closed Examples: rent, management salaries, lease, taxes like property, interest on bond payments, depreciation on capital goods
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TVC (Total Variable Cost) Exps and Definition
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TVC changes as rate of production changes Examples: hourly labor, raw materials, freight or shipping charges, utilities
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Always produce where:
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Marginal Cost equals Marginal Revenue; this WILL BE the point of profit maximization!
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Scarcity
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Fundamental economic problem facing all societies that results from a combination of scarce resources and people's virtually unlimited wants
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Opportunity Cost
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Cost of the next best alternative use of money, time, or resources when one choice is made rather than another
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Four factors of production
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Land, labor, capital, and entrepreneurship
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Macroeconomics
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The branch of economic theory dealing with the economy as a whole and decision making by large units such as governments and unions
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Perfect (Pure) Competition Characteristics
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1. Large numbers of buyers/sellers 2. Homogenous/identical products 3. Well informed buyers/sellers 4. Easy to enter and leave the market
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Perfect (Pure) Competion Exps
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Natural resource markets, agricultural markets, stock markets
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How Price is Determined in a Perfect Competition Market
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Where Quantity supplied equals Quantity demanded Qs=Qd "Price takers" Look at Market Structure notes
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Monopolistic Competitive Characteristics
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1. Large numbers of buyers/sellers 2. Products are differents 3. Well informed buyers/sellers 4. Easy to enter and leave the market
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Monopolistic Competitive Exps
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Restaurants in general, shoes in general, pharacerticals, credit cards
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How Price is Determined in a Monopolistic Competitive Market
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Where Qs=Qd except a. monopolistic side = higher price = price determined b. competitive side = high price = too high (substitutions) c. price searcher
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Oligopoly (Price Leader) Characteristics
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1. Few interdependant sellers 2. Pricing is very interdependant 3. Difficult to enter (it's expensive)/leave this market (legality/contracts) 4. Incomplete info about the market 5. Varying degree of price control
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Results of Interdependant Pricing
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1. Price wars 2. Prices in this market tend to be higher because of less competition 3. Collusion: Price fixing (illegal) a. International examples 1. Cartels (OPEC): try to limit production b. Keizien: companies are allowed to collude
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Oligopoly Exps
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Fast food hamburger franchises, steel industry, breakfast cereals, auto industry, software, soft drink, gas retailers
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What happens when a competitor highers its price in an Oligopoly Market? When it lowers its prices?
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Demand tends to be elastic Demand tends to be inelastic
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How is Price Determined in an Oligopoly?
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The kinked demand curve -When Demand is a straight line across, it's perfectly elastic -When Demand is a straight line up, it's perfectly inelastic (Kinked Demand Curve - look at Market notes)
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Monopoly Characteristics
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1. Single seller 2. Unique product 3. Very difficult to enter/leave 4. Complete information (that's the only reason this market can exist) 5. Great deal of price control
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The Four Types of Monopoly Markets
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Four legal types: 1. Natural (electric, gas, H2O companies) 2. Geographic (can only exist because of good planning and fortune) 3. Technological (patent [20 years], intellectual property rights, Copy Rights [life+70 years], trademarks [forever]) 4. Government (USPS, National Defense, electric, gas, city utilities)
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How Price is Determined in a Monopoly Market
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MR=MC (profit max) Look at market structure notes
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VAT (Value Added Tax) Definition
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A tax placed on the value that manufacturers add at each stage of production
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VAT (Value Added Tax) Advantages
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Hard to avoid; widely spread; easy to collect; people would spend less and save more because none of your money is taxed until it's spent
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VAT (Value Added Tax) Disadvantages
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It tends to be virtually invisible, so it is not obvious that the VAT is what highers the price of the item (in other words, it is difficult for taxpayers to be aware or alert about higher taxes if they can't see them)
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Incedence of Tax
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Page 231 figure 9.1 -The final burden of tax
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Trade-offs
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Alternatives that must be given up when one choice is made rather than another
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Voluntary Exchange
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Act of buyers and sellers freely and willingly engaging in market transactions; characteristic of capitalism and free enterprise
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Profit Maximization
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MR=MC
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Traditional (Developing) Economy Characteristics
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1. Stems from ritual habit or custom 2. Dictates social behavior 3. Roles of individuals are defined by customs of ancestors
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Examples of a Traditional (Developing) Economy
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-Central African Mbuti -Australian Aborigines -Northern Canada
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Advantages of a Traditional (Developing) Economy
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1. Everyone knows what role to play 2. What to produce and how to produce are certain
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Disadvantages of a Traditional (Developing)Economy
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1. Discourages new ideas and new ways to do things 2. Lack of progress leads to economic stagnation and a lower standard of living
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Command (Communism) Economy Characteristics
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1. People aren't allowed to own their own businesses 2. The government makes the major economic decisions 3. Individual freedom is limited 4. Government officials tend to favor themselves in decision-making
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Command (Communism) Economy Examples
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North Korea and Cuba
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Advantages of a Command (Communism) Economy
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1. Capable of dramatic changes in a short time 2. Many basic education, health, and other public services available at little or no cost
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Disadvantages of a Command (Communism) Economy)
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1. Doesn't meet wants/needs of consumers 2. Lacks effective working incentives 3. Reguires a large beuraucracy 4. Little flexibility 5. Lacks room for individual initiative
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Characteristics of a Market Economy
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1. Great deal of freedom 2. Businesses are free to find the best ways to produce 3. Money that consumers earn and spend determines for whom and where goods and services are exchanged in capitalism
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Examples of a Market Economy
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-US -Japan -South Korea -Singapore -Australia -Great Britain -Other parts of Western Europe
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Advantages of a Market Economy
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1. High individual freedom 2. Adjusts gradually to change 3. Relatively small degree of government interference 4. Decision making is decentralized 5. Variety of goods and services 6. High degree of consumer satisfaction
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Disadvantages of a Market Economy
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1. Doesn't provide for everyone or enough basic goods and services 2. High degree of uncertainty
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Characteristics of Socialism
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1. Mixed economy 2. When the government or tradition, as well as markets, answer some of the questions of how, what, and for whom to produce 3. Less important than the way basic economic decisions are made 4. Communism is the most extreme form
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Examples of Socialism
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China, Norway, Cuba, North Korea
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Advantages of Socialism
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1. Provides assitance for some people who might otherwise be left out 2. If the society is democratic, voters can use their electoral power for what, how, and for whom decisions 3. Under this, those lsess fortunate still have certain benefits 4. Tends to provide more services
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Disadvantages of Socialism
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1. Costs for benefits can mean higher costs for citizens overall 2. High tax rates 3. Less money is available during economic downturns 4. In these countries, services may be limited or quality may deteriorate over time 5. Production costs may raise
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Free Enterprise Economy Definition
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Market economy in which privately owned businesses have the freedom to operate for a profit with little government intervention.
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Characteristics of a Free Enterprise System
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1. Economic freedom - people can choose their jobs, employers, and how to spend their money. Businesses may choose what products to sell and how much to charge for them. 2. Private property rights - people their possession as they wish. 3. Voluntary exchange - buyers and sellers may engage freely and willingly in market transactions. 4. Profit motive - people and organizations may improve their material well-being by making money 5. Competition - producersd and sellers compete with one another to attract consumers, while lowering costs. Comsumers compete with one another to obtain the best products at lower prices.
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Law of Demand
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Rule stating that more will be demanded at lower prices and less at higher prices; inverse relationship between price and *Quantity Demanded* (If price goes up, demand goes down)
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Diminishing Marginal Utility
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Decrease in satisfaction or usefulness as additional units of a product are acquired
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Elasticity of Demand (Define)
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How much change occurs
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Elastic Demand
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Change in price equals a large change in Qd
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Inelastic Demand
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Change in price equals small change in Qd
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Unitary Elastic Demand
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Change in price equals a proportional change in Qd
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Reasons for Change in Supply
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1. Change in cost of production 2. Technological improvements 3. Natural disaster/other events (i.e. strike) 4. Government policies
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Reasons for Change in Demand
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1. Change in consumer tastes/preferences 2. Change in income 3. Change in number of consumers/population 4. Change in the price of complementary goods (these have an inverse relationship, like peanut butter and jelly) 5. Change in the price of substitute goods (these have a direct relationship) 6. Change in consumer expectations
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Law of Supply
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Principle that more will be offered for sale at high prices than at low prices (P goes up, Qs goes up; P goes down, Qs goes down)
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Elasticity of Supply (Define)
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A measure of the way in which the Qs responds to a change in price
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Elastic Supply
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Small change in P equals a large change in Qs
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Inelastic Supply
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Small change in P equals a small change in Qs
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Unitary Elastic Supply
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Change in P equals a proportional change in Qs
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Marginal Analysis
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Decision making that compares the extra cost of doing something to the extra benefits gained
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Shortage
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A situation in which the Qd is greater than the Qs at a given price
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Surplus
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A situation in which the Qs is greater than the Qd at a given price
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Price Ceiling
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A maximum legal price that can be charged for a product
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Price Floor
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The lowest legal price that can be paid for a good or service
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Equilibrium Price
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The price at which the number of units produced equals the number of units sold
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Fixed Cost
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Costs of production that do not change when output changes
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Variable Cost
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Production cost that varies as output changes; labor, energy, raw materials
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Prices as Signals
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P is a signal, giving info to buyers and sellers -High prices: buyers buy less and producers produce more -Low prices: buyers buy more and producers produce less
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Difference between S and Qs
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Qs: amount offered for sale at a GIVEN price; its a POINT on the supply curve S: amount of a product offered for sale at ALL POSSIBLE prices in a market
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Graphing Effect when Supply Shifts
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Supply grows: graph will shift to the right Supply lowers: graph will shift to the left
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Graphing Effect when Demand Shifts
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Demand grows: graph will shift to the right Demand lowers: graph will shift to the left
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Sole Proprietorship
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A business run by one person
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Advantages of a Sole Proprietorship
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-Smallest -Easy to start up -Ease of management -Owner gets all profit -Tax paid only on owner's personal income -Psychological satisfaction -Ease of closing
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Disadvantages of a Sole Proprietorship
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-Unlimited liability -Hard to get loans -Less efficient -Cost of carrying minimum inventory -Limited managing experience -Hard to attract qualified employees -Limited life
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Partnership
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A jointly owned business (two types: general and limited) -50/50 is the worst division possible
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Advantages of a Partnership
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-Ease of startup -Ease of management -No special taxers -Easier to get loans -Learger aids -Easier to attract skilled employees
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Disadvantages of a Partnership
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-You're responsible for the acts of the others (except in a limited) -Limited life because the other might leave -Potential for arguments
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Corporation (Definition and Characteristics)
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A business organization recognized by law as separate with all the rights of an individual (two types: common and prefered stock) -Common: 1 vote for every owned share -Preferred: don't get a vote
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Proxy
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Giving up your voting rights
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Advantages of a Corporation
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-Easier capital raise -Professional managers run the firm -Owners have limited liability -Easy to transfer ownership -Unlimited life
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Disadvantages of a Corporation
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-Charters can be expensive -Ownership and management are separate -Corporate income is taxed twice -Subject to government regulatoni -Detailed records have to be kept for payments (compliance)
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Why Market Failures Occur
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1. Inadequate competition 2. Inadequate informatin 3. Resource immobility 4. Public goods 5. Externalities (unintended side effects)
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Positive Externalities
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A benefit someone receives because of the actions of others
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Negative Externalities
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Harm, cost, or inconvenience suffered by a third party because of the actions of others
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Types of Mergers and their Characteristics
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1. Horizontal: takes place when firms that produce the same kind of products join forces --> JP Morgan Chase 2. Vertical: when companies involved in different stages of manufacturing or marketing join together --> US Steel Corporation
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Multinationals
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A corporation that has manufacturing on service operations in a number of different countries, like GM, Sony, Shell, etc.
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How Wages are Determined
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Supply and demand, power of unions, and prior education
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Producer Cooperative
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Helps members to promote or sell their products -Most of these in the US are made up of farmers
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Reasons for Merging
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-Grow faster -Become more efficient -Acquire/deliver a better product -Eliminate a rival -Change its image
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Local Government Taxes
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Excise, utility, property, user, individual, intergovernmental income
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State Government Taxes
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Excise, gift, sales, user, individual, intergovernmental income, estate
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Federal Taxes
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Excise, FICA, estate (death), user, corporate income, individual, gift
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Proportional Tax
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Tax in which the percentage of income paid in tax is the same regardless of the level of income
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Progressive Tax
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Tax where percentage of income paid in tax rises as level of income rises (Tax goes up as income rises)
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Regressive Tax
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Tax where the percentage of income paid in tax goes down as income rises (Tax goes down as income goes up)
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User Fee
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Fee paid for the use of a good or service (form of a benefit tax)
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Sin Tax
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Relatively high tax designed to raise revenue and discourage consumption of a socially undesirable product
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Estate Tax
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Tax on the transfer of property when a person dies
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Flat Tax
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A proportional tax on individual income after a specified threshold has been reached
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Vat Tax
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Tax placed on the value that manufacturers add at each stage of production
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Excise Tax
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General revenue tax levied on the manufacture or sale of selected items
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Establishing the Federal Budget
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1. Office of Management and Budget is responsible for preparing the federal budget. The President's budget is only a request; congress can approve, modify, or disapprove it 2. Goes to the House of Reps, divides and breaks down into categories and assigns each to a separate House subcommittee for discussion 3. After House version is approved it then goes to the Senate. The Senate can either draft a new one or approve the House's version (then back to House) 4. The House and Senate often seek advice from the Congressinal Budget of Office. The CBO is a nonpartisan congressional agency that evaluates the impact of legislation and projects future revenues and expidentures that will result from legislation. 5. If both the House and Senate approve the compromise bill, they send it to the President for signing who will sign or veto it