If It Costs Motorists $1 to Reduce Carbon Monoxide Emissions

question 143

Multiple Choice

If it costs motorists $1 to reduce carbon monoxide emissions from 10 pounds to 9 pounds and $3 to reduce them from 9 pounds to 8 pounds, the marginal benefit of the 10th pound of carbon monoxide is:

• A) $1.
• B) $3.
• C) $8.
• D) $9.

---

Definitions:

DSM-IV

The Diagnostic and Statistical Manual of Mental Disorders, Fourth Edition, a manual published by the American Psychiatric Association that provides standard criteria for the classification of mental disorders.

Rorschach Response

An individual's interpretations or reactions to ambiguous stimuli, specifically inkblots, used in psychological testing to reveal aspects of their personality or emotional functioning.

Axes

Tools with a bladed head on a handle or helve, used for hewing, cleaving, chopping, or as weapons; in other contexts, refers to a reference line in graphs or coordinates in geometry.

Physical Disorders

Health problems that affect the body's structure or function not primarily originating from mental factors.