Basic Concepts
In a nutshell: Economics explains how people make choices about resources and money.
## The Basics of Economics
Economics is about choices—how people and societies use resources to satisfy needs and wants.
### Key Concepts
- **Supply and Demand**: Prices rise when demand is high and supply is low.
- **Opportunity Cost**: Choosing one thing means giving up another.
- **Budgeting**: Planning how to spend and save money.
### Why It Matters
Understanding economics helps you make smart decisions with your money and recognize how larger economic forces affect your life.
## Everyday Applications
From saving for a new phone to understanding taxes, economics is part of your daily routine.
Examples
- Choosing to buy a used car instead of a new one to save money.
- A store raises the price of sneakers when everyone wants the latest style.
Key terms
- Supply and Demand
- The relationship between how much of something is available and how much people want it.
- Budget
- A plan for how to spend and save money.