1. Economics studies choices that arise from one fact. What is that fact?

2. Provide three examples of wants in the United States today that are especially pressing but not satisfied.

3. In the following three news items, find examples of the what, how, and for whom questions: “With more research, we will cure cancer”; “A good education is the right of every child”; “Congress raises taxes to curb the deficit.”

4. How does a new Starbucks in Beijing, China, influence self­-interest and the social interest?

5. How does Facebook influence self­-interest and the social interest?