Economics

A (a)   is anything that you buy that can be held or touch.

(a)   are things you have to have to survive.

A person who buys a good or services is a (a)  

An activity we pay for someone else to do for us is a (a)   .

These things are considered needs:

(a)   makes a good or provides a service.

These are considered natural resources:

Anything that is needed to produce goods and/or services are (a)  

The exchange of goods and services for something else is called (a)   .

When you don't have enough of what you need or want...