Money

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Across
  1. 2. an object accepted as payment
  2. 4. money backed up by trust
  3. 6. most used money in today's world
  4. 7. Virtual money
  5. 8. Chinese dynasty to introduced paper money
Down
  1. 1. money that includes shells and metals
  2. 3. trading without money
  3. 5. shells that cannot be forged