Economics
Social science of how individuals, institutions, + society make choices under scarcity
Opportunity cost
Value of the good, service, or time forgone to obtain something else
Economic perspective
Economic way of thinking
Utility
Pleasure/happiness/satisfaction from consuming good/service
Marginal analysis
Comparisons of marginal benefits + marginal costs for decision making
Economic principle
Widely-accepted theory; statement about economic behavior that allows for predictions of effects of certain actions
Other-things-equal assumption
Assumption that factors other than those being considered do not change
Microeconomics
Concerned w/ individual units (person, household, firm, industry)
Macroeconomics
Examines either the entire economy or basic aggregates (gov’t, business sectors)
Aggregate
Collection of specific economic units treated as 1 unit
Positive economics
Facts + cause-and-effect relationships
Normative economics
Value judgements about what the economy SHOULD be like
Economizing problem
Need to make choices because economic wants exceed economic means
Budget line
Schedule or curve that shows various combos of 2 products that can be purchased with specific money income
Economic resources
All natural, human, manufactured resources used for production of goods and services
Land
All natural resources
Labor
Physical + mental talents of individuals used in production
Capital
All manufactured aids used in production (ex. tools, machinery, etc.)
Entrepreneurial ability
Strategic business decisions, innovation, strategically combining resources, etc.
Consumer goods
Products that satisfy wants directly
Capital goods
Products that satisfy wants indirectly
Production possibilities curve
Graph that shows different combos of goods + services that can be produced in fully employed economy
Law of increasing opportunity costs
As production of a good increases → Opportunity cost of producing an additional unit rises
Economic growth
Growth of economic capacity; larger total output