When total revenue minus total economic cost is equal to zero, the firm is

A) earning above-average economic profit.
B) earning the normal profit rate.
C) losing too much money to stay in business.
D) earning abnormally low profits.

Total Economic Cost

The sum of explicit and implicit costs, representing the total expense associated with producing a good or service.

Total Revenue

The overall amount of money generated by a business from its activities, such as sales of goods or services, before any expenses are subtracted.

Normal Profit

The minimum profit necessary for a company to remain competitive in the market, often considered the cost of doing business.