What is Economics?
Needs vs. Wants
Bartering Basics
Problems With Bartering
Opportunity Cost
100

What is economics?

Economics is the study of how people make choices with limited resources.

100

What is a need?

Something people must have to live.

100

What is bartering?

Trading goods or services without using money.

100

Name one problem with bartering.

Possible answers: no one wants your item, it takes too long, goods spoil, goods are hard to divide.

100

What is opportunity cost?

What you give up when you make a choice.

200

Why do people have to make choices in economics?

Because people cannot have everything they want.

200

What is a want?

Something people would like but do not need to survive.

200

What must happen for a barter to work?

Both people must want what the other has.

200

Why is bartering slow?

People must find someone who wants what they have.

200

What is the opportunity cost of watching TV instead of doing homework?

The chance to finish homework or learn.

300

Name two resources people make choices about.

Time and money (also acceptable: goods, services).

300

Is clean water a need or a want? Why?

A need, because people need it to live.

300

Give one example of bartering.

Trading food for clothes or a service for a service.

300

Why is it hard to divide some goods in bartering?

Some items cannot be split fairly.

300

If you trade your toy for candy, what is the opportunity cost?

The toy you gave up.

400

Is choosing how to spend your allowance an economic choice? Why?

Yes, because you must decide how to use limited money.

400

Can the same item be a need for one person and a want for another?

Yes, because people’s situations are different.

400

Did people barter before money existed?

Yes, bartering was used before money.

400

Why is bartering risky with food?

Food can spoil and lose value.

400

Why does every choice have an opportunity cost?

Choosing one thing means giving up another.

500

How does economics help people and communities?

It helps them make smart choices about using resources to meet needs and wants.

500

Why do families usually choose needs before wants?

Needs are necessary for survival and safety.

500

Why might bartering work better in small groups than big cities?

It is easier to find people who want what you have.

500

Why did large communities need something better than bartering?

Bartering was too slow and difficult for many people.

500

How can thinking about opportunity cost help you make better choices?

It helps you think about what you might lose before deciding.