economics

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Across
  1. 3. Decisions made by the households and firms to determine the allocations of resources.
  2. 4. A product which demand decreases when income decrease and decrease when income highers.
  3. 7. A method of assessing investment projects which takes into account, social cost and benefits.
Down
  1. 1. Efficiency occurring over times of investment.
  2. 2. The willingness and ability to sell a product.
  3. 5. The main economic problem.
  4. 6. The willingness and ability to buy a product.