Chapter 1: Limits Alternatives, and Choices Flashcards
Economics
The social science concerned with how individuals, institutions, and society make the best choices under conditions of scarcity
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Economic perspective
An economic way of thinking that involves thinking about scarcity and choice, purposeful behavior and marginal analysis: comparing benefits and costs
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Opportunity costs
To obtain more of one thing, society forgoes all the opportunity of getting the next best thing, that sacrifice is the opportunity cost.
Always present when a choice is made.
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Utility
The pleasure, happiness, or satisfaction obtained from consuming a good or service.
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Purposeful behavior
Society purchases or sells good with a purpose to there actions rather than a random or chaotic reason
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Self interested behavior
Behavior designed to increase personal satisfaction
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Marginal analysis
Comparisons of marginal benefits and marginal costs. Usually for decision making
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Marginal
Extra, additional, a change in
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Scientific method
Procedure economists follow that consists of:
- Observing real world behavior and outcomes
- Based on observations, creating a possible explanation of cause and effect (hypothesis)
- Testing the explanation by comparing outcomes of events to the explanation of cause and effect
- Accepting, rejecting or modifying the hypothesis
- Continue testing hypothesis against the facts
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Economic principle
A statement about economic behavior or the economy that enables prediction of the probable effects of certain actions. A good theory does a good job of explaining and predicting
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Generalizations
Economic principles are generalizations relating to economic behavior or to the economy itself
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Other things equal assumption
A.K.A ceteris paribus, this is the assumption that factors other than those being compared do not change
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Macroeconomics
Examines the economy as a whole or its basic subdivisions or aggregates such as the government, household, and business sectors.
Looks at the beach, not the pieces of sand, the rocks, and the shells
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Microeconomics
Part of economics concerned with decision making by customers, workers, households and business firms.
Examines the sand, rocks, and shells, not the beach
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Aggregate
A collection of specific economic units treated as if they were one unit.
Ex: lumping all the millions of consumers in the U.S. economy and treating them as one unit called “consumers”
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Positive economics
Focuses on facts and cause and effect relationships. Avoids value judgements. Aims to establish scientific statements about economic behavior, dealing with how the economy really is.
(What is, not what ought to be)
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Normative economics
Incorporates value judgments about what the economy should be like or what actions should be taken to achieve a desirable goal. Looks at the desirability of aspects of the economy
(What ought to be, not what is)
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Economizing problem
The need to make choices because economic wants exceed economic means
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Budget line
A budget constraint that is a schedule or curve that shows different combinations of two products a consumer can purchase
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Economic resources
All natural, human, and manufactured resources that go into the production of goods and services. There are 4 general categories:
- Land
- Labor
- Capital
- Entrepreneurial ability
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Land
All natural resources used in the production process
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Labor
The physical actions people contribute to producing goods and services
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Capital
All manufactured aids used in producing consumer goods and services, including tools and machinery
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Entrepreneurial ability
The ability of an entrepreneur to:
- Take initiative in using economic resources to produce a good or service
- Make strategic business decisions
- Innovate and invent
- Bear risk of failure
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Factors of production
Land, labor, capital, and entrepreneurial ability used as inputs to produce goods and services
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Consumer goods
Products that satisfy our wants directly
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Capital goods
Products that satisfy our wants indirectly by making possible more efficient production of consumer goods
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Production possibilities curve
A curve that displays the different combination of goods and services that society can produce in a fully employed economy
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Law of increasing opportunity costs
As the production of a particular good increases, the opportunity cost of producing an additional unit rises. Economic resources are not completely adaptable to alternative uses
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Economic growth
A larger total output, on a production possibilities curve, this occurs when the budget line expands to the right. Mainly occurs when:
- Supplies of resources increase
- Resource quality improves
- Advances in technology occur
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Direct relationship
Two variables that change in the same direction (+, +)v(-,-)
Graph: /
1.Appendix
Inverse relationship
Two variables that change in the opposite direction (+,-)
Graph: \
1.Appendix
Independent variable
Cause or source, the first variable that is changed
1.Appendix
Dependent variable
The effect or outcome of changing the independent variable
1.Appendix