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Below Is a Source Followed by Passage(s) from Student Papers

question 21

Multiple Choice

Below is a source followed by passage(s) from student papers. If the student has summarized, directly quoted, or indirectly quoted the source correctly, select "Correct." If you believe the source is incorrectly summarized or plagiarized, select "Incorrect."
"Insomnia is defined as difficulty getting to sleep, maintaining sleep, or having nonrestorative sleep for at least one month, which causes clinically significant distress in social, occupational, or other areas of functioning. Excessive daytime sleepiness is a very common result of insomnia and may impair cognitive functioning and alertness, performance at work, and enjoyment of family and recreational activities."
⎯ David Sue et al. Understanding Abnormal Behavior . 8th ed. Boston: Houghton Mifflin, 2006: 549. Print.
Student version: Insomnia causes a number of serious problems. According to David Sue, insomnia is responsible for clinically significant distress in social, occupational, or other areas of functioning. It also results in excessive daytime sleepiness, which may impair cognitive functioning and alertness and performance at work (549) .

Definitions:

External Cost

Costs of a transaction that affect people who are not part of the transaction.

Private Value

The estimate of worth that an individual or company assigns to an asset, good, or service, reflecting personal assessments rather than market-driven prices.

Social Cost

The total cost to society, including both private and external costs, of producing a good or service.

Private Cost

The costs directly incurred by individuals or companies involved in conducting an economic activity, excluding any external effects on others.