Cassidy's Vocab.

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Across
  1. 2. all resources
  2. 3. study choices of the people
  3. 6. extra benefit per unit
  4. 8. any human made resource
  5. 9. extra cost per unit
  6. 10. required to live
Down
  1. 1. mental and physical human abilities
  2. 4. the value of the next best alternative
  3. 5. turns scarce resources into goods and services
  4. 7. always exists