Economic model describing how prices and quantities of goods and services are determined in a market system.
Supply and Demand
Total monetary value of all finished goods and services produced within a country’s borders in a specific time period.
Gross Domestic Product
Fluctuations in economic activity characterized by periods of expansion and contraction.
Business Cycles
Percentage of the labor force that is jobless and actively seeking employment.
Types: Frictional, structural, cyclical.
Unemployment Rate
Rate at which the general level of prices for goods and services rises, eroding purchasing power.
Inflation
The cost of borrowing money, expressed as a percentage of the amount borrowed.
Interest Rates
Graph showing the relationship between interest rates and the maturities of debt securities.
Yield Curve
Government adjustments to spending and taxation to influence the economy.
Fiscal Policy
Central bank actions that manage the money supply and interest rates to influence economic activity.
Monetary Policy
The value of one currency for the purpose of conversion to another.
Exchange Rates
Economic theory that compares different countries’ currencies through a “basket of goods” approach.
Purchasing Power Parity
The value of the next best alternative that must be given up when a choice is made.
Opportunity Cost
The additional satisfaction or benefit received from consuming one more unit of a good or service.
Marginal Utility
Measure of how much the quantity demanded or supplied of a product changes in response to a change in price.
Elasticity
The ability of an entity to produce a good or service at a lower opportunity cost than others.
Comparative Advantage
The ability of an entity to produce more of a good or service with the same amount of resources as others.
Absolute Advantage
Total demand for goods and services within an economy at a given overall price level and in a given time period.
Aggregate Demand
Total supply of goods and services that firms in an economy plan to sell during a specific time period at a given price level.
Aggregate Supply
Economic condition characterized by slow growth, high unemployment, and rising prices (inflation).
Stagflation
Economic concept depicting an inverse relationship between the rate of unemployment and the rate of inflation.
Phillips Curve
Situation where increased government spending leads to reduced investment by the private sector.
Crowding Out Effect
Illustrates the relationship between tax rates and tax revenue.
Laffer Curve
The concept that an initial change in spending leads to a larger overall increase in economic activity.
Multiplier Effect
A situation in which interest rates are low and savings rates are high, rendering monetary policy ineffective.
Liquidity Trap