| A | B |
| scarcity | when you do not have enough of something |
| opportunity cost | when you have to give up something for something else. |
| production | when you use different resources to MAKE goods or serivces. |
| consumers | PEOPLE or things that USE goods and services |
| interdependence | when serveral things or people WORK TOGETHER to help each other produce something |
| natural resources | water, trees, land and wind |
| human resources | people who provide a service |
| capital resources | buildings, supplies and other things we need for providing a serivce or goods. |
| income | money that you earn |
| taxes | money the government uses to provide some serivces for us such as teachers, firefighters and policeman |