An economist would predict that if the government imposes price controls on medical care, the result will be an increase in the supply of affordable care in the United States.

Forgetting about the money that's irretrievably gone and instead focusing on the marginal costs and benefits of future options, is the lesson of which of the following?

A. Marginal utility B. Sunk costs C. Marginal analysis D. Budget constraints

Zipco's economic profit is equal to its

a. total revenue minus accounting profit b. total revenue minus explicit costs c. total revenue plus accounting profit d. total revenue plus opportunity costs e. accounting profit minus implicit costs