After completing your assigned reading for this session on the Psychology of Waiting (p. 812) and Managing Waiting Lines at Disney (p. 813), respond to the following discussion points. Support your points from the concepts in your textbook as well as external research.

• What problems not generally found in manufacturing systems do service systems present in terms of scheduling the use of resources?
• Why do waiting lines form even though a service system is under loaded?
• What are the most common measures of system performance in a queuing analysis?
• What approaches do supermarkets use to offset variations in customer traffic intensity?
• What benefits do psychological approaches to waiting lines have over other approaches?