When a firm sells a good or a service, the sale contributes to the nation’s income __________.
A. only if the buyer of the good or service is a household or another firm B. only if the buyer of the good or service is a household C. We have to know whether the item being sold is a good or a service in order to answer the question
D. whether the buyer of the good or a service is a household, another firm, or the government
When a firm sells a good or a service, the sale contributes to the nation’s income __________.