Identify the following.

2. It is the science of cost-effective management of scarce resources.

5. Buyer benefit less the seller cost.

6. The difference between the revenue that the seller receives and the cost of

production.

7. A product where demand is positively related to buyer's income.

8. The demand of this product increases if there is an increase in the price of one

product.

9. Means the actual monetary amount expended by the buyer to purchase a good or

service.