The Cross-Price Elasticity of Demand for Textbooks and Copies of Old

question 48

Multiple Choice

The cross-price elasticity of demand for textbooks and copies of old exams is -3.5.If the price of copies of old exams increase by 10 percent, the quantity demanded of textbooks will

• A)fall by 3.5 percent.
• B)rise by 3.5 percent.
• C)fall by 35 percent.
• D)rise by 35 percent.

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Definitions:

Relaxation Techniques

Methods or activities designed to reduce stress and anxiety, promoting physical and mental well-being, such as deep breathing, meditation, or yoga.

Bad Food Habits

Unhealthy eating patterns or practices that can lead to nutrition-related problems or conditions.

Cognitive-behavioral Interventions

Therapeutic techniques that aim to change patterns of thinking or behavior that are behind people's difficulties, and so change the way they feel.

Physical Activity

Any bodily movement produced by skeletal muscles that require energy expenditure, contributing to physical fitness and overall health.