7. Bud opened a flower shop. He rented a building for $9,000 a year. To buy equipment for the store, he withdrew $10,000 from his savings account, which earned an annual interest rate of 3 percent. During the first year of operation, Bud paid $4,000 for utilities and $12,000 to his suppliers. The store's total annual revenue was $55,000. The market value of the store's equipment at the end of the year was $8,000. If Bud had not started this business, he would have continued to work as an employee at another flower shop for $30,000 a year. During the first year of operation, Bud
(A) received an economic profit of $30,000.
(B) received an economic profit of $20,000.
(C) incurred an economic loss of $2,300.
(D) incurred an economic loss of $12,300.
統計: 尚無統計資料