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Economics CHAPTER 1 AND 2
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What is Economics? What is economics? Social science of decision-making. “Economy is the art making the most out of life.” Gary Becker
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Scarcity 1. Limited Supply AND 2. Desirable More important b/c nearly everything is limited at any particular moment in time. 3. OR more than one valuable use. Is it scarce? Handout
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Opportunity Cost The value of the next best alternative you give up when you make a decision. Only the next best choice
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TINSTAAFL There is no such thing as a free lunch. Opportunity COSTS Joe’s Arnie’s Society’s
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Factors of Production (Resources) A.K.A.—factors of production Makes all g/s Land—natural resources Labor—paid human effort Capital—g/s used to make other resources Physical Human Entrepreneurship Risk taker Combine other factors
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Micro vs. Macro Microeconomics—study of how individuals, businesses, or markets make decisions Macroeconomics—studies how economic activity in the aggregate—all the businesses or all the consumers
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Production Possibilities Curve Demonstrates tradeoffs and opportunity cost of producing two items Also demonstrates marginal thinking
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Constant Opportunity Cost Constant opportunity cost—opportunity costs stay the same for the entire curve. For each and every square, it costs two triangles. Why? Resources are easily convertible
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Increasing Opportunity Cost Increasing Opportunity Cost— As the production of one good increases, the costs of producing the other good gets higher and higher. Why? Resources are not as easily converted.
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What different places mean. W is currently unattainable, to get to W you must shift the curve by acquiring new resources Points inside the curve show inefficiency and/or unemployment Points on the curve A-E are productively efficient—make the most g/s possible with resources.
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Production Possibility Shifts Shifts outward if more resources or improved technology Shifts inward if resources are lost More physical capital goods=more of a shift outward
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Economic Systems An organized way to produce and distribute goods and services. Market, Command, Traditional, Mixed
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3 Economic Questions every economic system must answer What will be produced? How will it be produced? Who gets the g/s?
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Traditional Economy 3 Q’s answered by habit, custom, tradition Little freedom Ex. Intuits, Aboriginals, Native Americans, African tribes Advantages—little uncertainty, Social Capital Disadvantages—discourage new ideas, economic stagnation
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Command Economy Govt. answers the 3 questions A.k.a—central planning Price system vs. rationing No private property Ex. Former Soviet Union, Cuba, N.Korea
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Command Economy Advantages Less uncertainty—Job security Change direction quickly—ex. ag to industry, race to space Disadvantages Little growth Little freedom Perverse Incentives Power is centralized with the government, needs a large bureaucracy Little Flexibility
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Market Economy Aka capitalism People make the decisions Characteristics Private Ownership--capitalism Consumer Sovereignty Examples GB, Canada, U.S., Singapore, S.Korea, Japan
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Adam Smith The Wealth of Nations Father of Economics Self-Interest Motivates Competition Regulates
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Market Economy Advantages Freedom Gradual Adjustments Decentralized Decision Making Variety of G/S Provides Incentives for Hard Work Provides Incentives to Conserve Resources Disadvantages Rewards only productive resources i.e. not everyone is provided for Uncertainty—boom and bust cycle Market Failures Lack of Competition Lack of Information Externalities—3rd party is harmed/helped by someone else’s actions. Positive—produces benefits to society that cost someone money Negative—produces a detriment to society that saved someone money Providing Public Goods—market will not provide these Non-excludability—cannot exclude someone Non-rivalry—one person’s consumption does not limit other people’s consumption Examples Free Rider Problem
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Mixed Economic Systems All economies are this!!! Depends on the degree of government intervention Socialism— gov. owns some basic resources. ex. 90% of oil is owned by countries—Saudi Arabia, Venezuela, and Russia; gov. PROVIDES basic essentials like housing and healthcare—the healthcare bill is NOT government run healthcare http://www.heritage.org/index/ranking.aspx
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AMERICA—Market Based economy with government intervention Free Enterprise Market Characteristics Economic Freedom Voluntary Exchange Private Property Profit Motive Competition
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AMERICA--Government Protector Consumer Product Safety Commission, FDA, USDA, OSHA Protects private property—home and intellectual property Provider Public Goods, Safety Net—Social Security, Medicare, Medicaid, Unemployment, Food Stamps Regulator bustin’ trusts: Sherman Anti-Trust Act (1890), Federal Trade Commission Act (1914) Public disclosure laws Corrector Corrects negative externalities by taxing or outlawing—pollution Promotes positive externalities by subsidizing—education
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