What does the term scarcity mean as it relates to economics? A. needs are more important than wants
B. resources are used to produce the goods that constitute wants and needs
C. there are more wants and needs than can be satisfied by the available resources
D. there are more wants than needs

An externality can be created by a. people working at a production job and enjoying their work b. a production activity but not a consumption activity c. a consumption activity but not a production activity d. a production activity or a consumption activity externalities a. are always positive, and an example is flu vaccinations b. are always negative, and an example is the pollution created by trucks c. can be negative or positive. logging has a negative externality, and education has a positive externality d. can be negative or positive. a negative externality is having to go to school when you would rather go to the beach, and a positive externality is spending time with your friends

The difference between the lower class limits of adjacent classes provides the

Acase study allows a more detailed look at the life of a single subject than any other study