Answer all of the following:

1. Some people think of crime as that which is immoral. Explain why morality helps little in determining whether specific acts should be considered criminal.

2. Goods and services can be assigned to one of three categories: private, semiprivate, or public. Explain the differences, and provide examples of each category.

3. What are free-riders, and how do they influence the ability of markets to allocate resources effectively?

4. Markets have difficulty in providing public goods and services. Explain why. Be sure to use the free-rider concept.