Key Terms from Textbook Flashcards
(149 cards)
Economics
study of how people, individually and collectively, manage resources
Microeconomics
the study of how individuals and firms manage resources
Macroeconomics
the study of the economy on a regional, national, or international scale
Rational Behaviour
making choices to achieve goals in the most effective way possible
Scarcity
the condition of wanting more than we can get with available resources
Opportunity Cost
the value of what you have to give up in order to get something; the value of your next best alternative
Marginal Decision Making
comparison of additional benefits of a choice against the additional costs it would bring, without considering related benefits and costs of past choices
Sunk Cost
a cost that has already been incurred and cannot be recovered or refunded
Incentive
something that causes people to behave in a certain way by changing the trade-offs they face
Efficiency
use of resources in the most productive way possible to produce the goods and services that have the greatest total economic value to society
Correlation
a consistently observed relationship between two events or variables
Causation
a relationship between two events in which one brings about the other
Model
a simplified representation of the important parts of a complicated situation
Circular Flow Model
a simplified representation of how the economy’s transactions work together
Positive Statement
a factual declaration about how the world actually works
Normative Statement
a claim about how the world should be
Gross Domestic Product (GDP)
the sum of the market values of all final goods and services produced within a country in a given period of time
Gross National Product (GNP)
the sum of the market values of all final goods and services produced plus capital owned by the residents of a country in a given period of time
Consumption (C)
spending on goods and services by private individuals and households
Investment (I)
spending on productive inputs, such as factories, machinery, and inventories
Inventory
the stock of goods that a company produces now but does not sell immediately
Government Purchases (G)
spending on goods and services by private individuals and households
Net Exports (NX)
exports - imports; the value f goods and services produced domestically and consumed abroad minus the values of goods and services produced abroad and consumed domestically
Real GDP
GDP calculation in which goods and services are valued at constant prices