1. Suppose that a business incurred implicit costs of $200,000 and explicit costs of $1 million in a specific year. If the firm sold 4,000 units of its output at $300 per unit, its accounting profits were: A. $100,000 and its economic profits were zero. B. $200,000 and its economic profits were zero. C. $100,000 and its economic profits were $100,000. D. zero and its economic loss was $200,000.
2. Which of the following is a short-run adjustment? A. A local bakery hires two additional bakers. B. Six new firms enter the plastics industry. C. The number of farms in the United States declines by 5 percent. D. BMW constructs a new assembly plant in South Carolina.