Across
- 3. any human-made resource
- 6. the study of others decisions
- 7. effort people devote to paid tasks
- 9. the same thing as scarcity
- 10. all natural resources
Down
- 1. adds comfort and pleasure to your everyday life
- 2. cost the cost added by producing one extra item of a product
- 4. Required in order to live
- 5. not enough of what we want or need
- 8. products